1. Hydrogen and oxygen combine to form water.

2. Carbon dioxide consists of carbon and oxygen.

3. Oxygen, hydrogen and nitrogen are all gases.

4. Fish take in oxygen through their gills.

5. Vigorous exercise increases oxygen consumption.

6. Oxygen is necessary for life.

7. Ozone is a highly reactive form of oxygen gas.

8. The pilot had lost consciousness because of oxygen starvation.

9. Sulphur dioxide is a compound of sulphur and oxygen.

10. Oxygen is one of the basic elements of substance.

11. Water is composed of hydrogen and oxygen.

12. Hydrogen and oxygen are gases.

13. After dark the plants stop producing oxygen.

14. Hydrogen combines with oxygen to form water.

15. Trees absorb carbon dioxide and produce oxygen.

16. There was a shortage of oxygen at the top of the mountain.

17. Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water.

18. O is the chemical symbol for oxygen.

19. Blood is aerated with oxygen in the lungs.

20. Water is composed of the elements hydrogen and oxygen.

21. Hydrogen and oxygen are the constituents of water.

22. He died of starving oxygen but not from gunfire.

23. No living things can live without oxygen.

24. No one is able to get by without oxygen.

25. Water is made up of atoms of hydrogen and oxygen.

26. A molecule of water is made up of two atoms of hydrogen and one atom of oxygen.

27. If headaches only occur at night[Sentence dictionary], lack of fresh air and oxygen is often the cause.

28. The drug increases the number of red cells in the blood, enhancing oxygen uptake by 10 percent.

29. A molecule of water is made up of two atoms of hygrogen and one atom of oxygen.

30. Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.

1. Hydrogen and oxygen combine to form water.

2. Oxygen, hydrogen and nitrogen are all gases.

3. Vigorous exercise increases oxygen consumption.

4. Oxygen is necessary for life.

5. Ozone is a highly reactive form of oxygen gas.

6. The pilot had lost consciousness because of oxygen starvation.

7. Sulphur dioxide is a compound of sulphur and oxygen.

8. Oxygen is one of the basic elements of substance.

9. Water is composed of hydrogen and oxygen.

10. After dark the plants stop producing oxygen.

11. Hydrogen combines with oxygen to form water.

12. Trees absorb carbon dioxide and produce oxygen.

13. Water is made up of atoms of hydrogen and oxygen.

14. A molecule of water is made up of two atoms of hydrogen and one atom of oxygen.

15. If headaches only occur at night, lack of fresh air and oxygen is often the cause.

16. The drug increases the number of red cells in the blood, enhancing oxygen uptake by 10 percent.

17. Hydrogen and oxygen are the constituents of water.

18. No one is able to get by without oxygen.

19. Water was dissolved into hydrogen and oxygen.

20. Hydrogen combines chemically with oxygen to form water.

21. Coke burns with oxygen to give carbon dioxide.

22. The heat brings about a chemical reaction, and oxygen is liberated.

23. Qualitative analysis shows that water is made up of hydrogen and oxygen.

24. Water can be reduced to oxygen and hydrogen by electrolysis.

25. The shell has to be slightly porous to enable oxygen to pass in.

26. They loaded themselves with food, medical supplies, and oxygen equipment.

31. Air is composed mainly of nitrogen and oxygen.

32. The hydrogen molecule binds with the oxygen molecule.

33. Water was dissolved into hydrogen and oxygen.

34. Water may be resolved into hydrogen and oxygen.

35. The patient didn't seem to be getting enough oxygen.

36. The symbol for oxygen is O2.

37. Oxygen unites with hydrogen to form water.

38. Man cannot exist without oxygen.

39. Plants are the main source of atmospheric oxygen.

40. Blood transports oxygen around the body.

41. Oxygen masks are used in aircraft only in emergencies.

42. The molecules of oxygen gas contain just two atoms.

43. Mountain climbers use oxygen when they reach higher altitudes.

44. Water can be dissolved into hydrogen and oxygen.

45. Both hydrogen and oxygen are elements.

46. Oxygen diffuses from the lungs into the bloodstream.

47. The brain requires a constant supply of oxygen.

48. Hydrogen combines chemically with oxygen to form water.

49. She died from lack of oxygen.

50. Red blood cells transport oxygen through the bloodstream.

51. Humans take in oxygen and breathe out carbon dioxide.

52. All life depends ultimately on oxygen.

53. Coke burns with oxygen to give carbon dioxide.

54. Hydrogen is explosively flammable when mixed with oxygen.

55. Oxygen tanks fuelled the flames.

56. To complete the cycle(),[] oxygen is necessary.

57. Was dissolved oxygen in the water greater than 80% of saturation?

58. Ozone is produced by the reaction between oxygen and ultra-violet light.

59. Smoking and drinking interfere with your body's ability to process oxygen.

60. The action of heat will separate the chemical into a substance and oxygen.

61. There was a risk the brain might be starved of oxygen.

62. Plants and trees filter carbon dioxide out of the air and produce oxygen.

63. A molecule of carbon dioxide has one carbon atom and two oxygen atoms.

64. The human brain needs to be without oxygen for only four minutes before permanent damage occurs.

65. Silicon and oxygen are the fundamental constituents of rocks in the earth's crust.

66. The heat brings about a chemical reaction, and oxygen is liberated.

67. Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.

68. The baby's brain had been deprived of oxygen during the birth.

69. A stroke can disrupt the supply of oxygen to the brain.

70. Blood is the medium in which oxygen is carried to all parts of the body.

71. A chemist can isolate the oxygen from the hydrogen in water.

72. This substance can be reduced to a single chemical and oxygen by passing an electrical charge through it.

73. Oxygen adsorbs on tungsten.

74. At high altitudes it is difficult to get enough oxygen.

75. If all the coronary arteries are free of significant obstructions, all parts of the heart will receive equal amounts of oxygen.

76. Qualitative analysis shows that water is made up of hydrogen and oxygen.

77. When an element is caused to combine with oxygen it is oxidized.

78. Water can be reduced to oxygen and hydrogen by electrolysis.

79. The climbers made their ascent of the mountain without oxygen.

80. A molecule of water consists of two atoms of hydrogen and one atom of oxygen.

81. They placed the child in an oxygen tent when he had difficulty in breathing.

82. The shell has to be slightly porous to enable oxygen to pass in.

83. If the cabin depressurizes,[http:///oxygen.html] oxygen masks will automatically drop down.

84. A lack of oxygen may inhibit brain development in the unborn child.

85. They loaded themselves with food, medical supplies, and oxygen equipment.

86. The remaining oxygen atoms simply accumulate in the atmosphere.

87. In other words oxygen binding is reversible.

88. Oxygen was being administered through a nose cone.

89. David was starved of oxygen during birth at Peterborough Hospital in 1979 and suffered cerebral palsy.

90. Lower oxygen would be anemic, while greater oxygen would be too flammable.

91. Sulphide ores tend to oxidise in aerobic conditions, consuming oxygen and releasing carbon dioxide.

92. Laybourne essentially bet the young life of Oxygen on this decision.

93. In a cabin soaked in pure oxygen at greater than atmospheric pressure for five hours, almost anything bums.

94. Beneficial anaerobic filter bacteria require oxygen to oxidise nitrites to safer nitrates.

95. Its presence warns us that unfamiliar types of ore-formation processes may operate on the Moon in the absence of oxygen and water.

96. Sulphur hexafluoride itself is harmless except in a confined space, where it displaces oxygen and can asphyxiate people.

97. Other organs, although vital in their own way, can not survive without a blood supply rich in oxygen and nutrients.

98. A few minutes of rest, and he recovered his oxygen level, although something within felt attenuated.

99. With energy supplied by sunlight, some water vapor in the upper atmosphere may have broken down to hydrogen and oxygen.

100. Oxygen is absorbed into the water by surface movement, where a gaseous exchange takes place releasing carbon dioxide and absorbing oxygen.

101. Life generates methane, ammonia, oxygen, hydrogen, carbon dioxide, and many other gases.

102. More water has been destroyed by ultraviolet sunlight, torn apart into oxygen and hydrogen.

103. The temporary rise in blood pressure increases the oxygen requirements and creates an extra burden on the heart.

104. Soon she was barely able to walk and she had oxygen cylinders fitted in her bedroom.

105. The clays consist of silica tetrahedra and the octahedra contain magnesia surrounded by oxygen atoms and hydroxyl groups.

106. Usually the same amount of heat is absorbed in the reverse reaction, when the oxygen is released by the haemoglobin.

107. The same device, run backwards, reacts hydrogen and oxygen together to make water and generate electrical power.

108. Is there a molecule that weighs the same as an oxygen atom?

109. Clostridium bacteria can grow only in the complete absence of oxygen, so they have been found in contaminated cans of food.

110. Oxygen and specialized breathing equipment are delivered at home to patients with asthma, emphysema, sleep apnea and other breathing disorders.

111. Next, the death-defying act from the stewardesses, those bashful girls and their oxygen mine.

112. They have no gills, but obtain their oxygen by absorbing it through the skin of their body and greatly enlarged tails.

113. To achieve a balance of oxygen and carbon dioxide, one human needed 8 square metres of exposed Chlorella.

114. Such control requires that the oxygen concentration in the blood be accurately measured, and that breathing rate be adjusted accordingly.

115. It is formed when the sun's ultraviolet radiation breaks up the two atoms of oxygen molecules into single atoms.

116. For example, one molecule of oxygen contains two atoms of oxygen.

117. Animals and human volunteers will be maintained at various atmospheric pressures and oxygen concentrations while their biochemistry is monitored.

118. The red blood cell is finally a small bag containing haemoglobin molecules for transporting oxygen.

119. Without oxygen animal life on earth would not be possible.

120. A separate oxygen analyser directly below screen checks oxygen levels and cuts off other gases if supply fails.

121. They are attempting to become the first to climb Everest without oxygen tanks.

122. Carbon monoxide Carbon monoxide is a poisonous gas which, when inhaled, limits the body's capacity to absorb oxygen.

123. The engines of the Atlas burned a modified aviation fuel, similar to kerosene, with liquid oxygen.

124. Some 1800 million years ago atmospheric oxygen was fast approaching the present level of about 21 percent of the total.

125. Directly measured tissue oxygen tension and arterial oxygen tension assess tissue perfusion.

126. The ambulance man adjusts the flow of oxygen into the mask.

127. Among children who survived for at least five days arterial oxygen saturation on admission ranged from 41% to 98%.

128. Life isn't just about taking in oxygen and giving out carbon dioxide. Malala Yousafzai 

129. Carbon atoms can form bonds not only with themselves but with the atoms of important atmospheric gases, oxygen and nitrogen.

130. Strokes occur when blood vessels become clogged, blocking the flow of oxygen to an organ such as the brain.

131. Oxygen masks dropped from their hatches and bags flew through the cabins.

132. Sealing food in an airtight jar starves the bacteria of oxygen and they are unable to reproduce.

133. Shallow lakes sometimes have a bottom layer of aquatic mosses, which by photosynthesis add oxygen to the water close by.

134. Therefore, as a reasonable approximation, you can neglect the extra oxygen that plants consume at night.

135. In this group of ions the carbon atom is surrounded by three oxygen atoms in a planar triangle.

136. The optimum proportions of hydrogen and oxygen are thus two hydrogen atoms per oxygen atom, exactly the same as in water.

137. Oxygen was being administered to Mr. Ryan through a mask.

138. The cabin is usually stabilised at less than atmospheric pressure, so its air has less oxygen than usual.

139. In addition, oxygen inhalations are given to abort the acute attacks.

140. Water, oxygen, and food will be brought along from Earth at a cost of several thousand dollars per pound.

141. Nineteen of the children who died were hypoxaemic on admission with arterial oxygen saturations ranging from 88% to 40%.

142. This nematode haemoglobin is chemically similar to myoglobin and has the highest affinity for oxygen of any known animal haemoglobin.

142. Wish you will love and make progress everyday!

143. The heart needs a constant good supply of oxygen which it gets from the bloodstream.

144. The arterial oxygen saturation and pulse rate of all patients were monitored by pulse oximetry before and during the procedure.

145. Oxygen is a highly reactive gas, combining with many elements in a fierce explosive union we call fire or burning.

146. During the procedure pulse rate, blood pressure, and oxygen saturation were recorded every minute by the research nurse.

147. She had well established adult respiratory distress syndrome, requiring artificial ventilation with 90% fractional inspired oxygen.

148. Comparison of mean arterial oxygen saturation between the groups showed significantly higher levels in the nasal oxygen group throughout the procedure.

149. The blood test for anaemia checks the level of haemoglobin, which helps carry oxygen through the blood.

150. The car with its whirring air conditioning was like an oxygen mask.

151. For instance, there almost certainly was no free oxygen in the atmosphere.

152. Though not catastrophic, the drop in oxygen levels was bewildering.

153. Even so, reptiles accumulate an oxygen debt if active for long periods, as well as suffering from fatigue and slow rates of repayment.

154. Thus, in our example, no magnesium, carbon or oxygen atoms can be created or destroyed.

155. Oxygen in the air that fills the tracheae is absorbed through the wall at the extremities.

156. In a similar way, sheets of octahedra are formed from aluminium, oxygen and hydroxyl groups.

157. What symbol stands for hydrogen and what for oxygen?

158. Myoglobin is a red, oxygen - binding protein found in muscles.

159. Cl We know that because the sulfur and the chlorine in the oxygen have different average valence electron energies, they'll have different electron affinities.

160. After the patients were given centre inspection, centre supply Oxygen, preventing infection, lots of hormone, bronchodilator, psychology nursing and recovery nursing, 12 patients have recovered.

161. The oxygen autogenous smelting process of nickeliferous copper concentrate from Jinchuan Nonferrous Corp. is thermodynamically analyzed.

162. The respiratory rates of State 3 and State 4 in close system were determined with oxygen measuring meter to calculate RCR.

163. Finally, as we are running full out, our lungs are taking in oxygen as fast as they can to feed this whole process.

164. Current reductionist explanations for these experiences such as side effects of drugs, low levels of oxygen or that they are simply hallucinations are not supported by the clinical research so far.

165. In this paper, we discuss the oxygen content of the Late Cretaceous sea water by means of microfossil proxies .

166. Feasibility of using oxygen analyzer or gravitometer for calorific value control of LPGair mixture is studied in the system of mixing LPG and air.

167. Feed just enough newly-hatched brine shrimp to keep the shrimp from starving, but don't overfeed, as too many brine shrimp saps the oxygen in the water.

168. The responses of cerebral metabolic rate of oxygen under different physiological conditions are also provided.

169. Moreover, experiments on explosive limits of air that contains methane and oxygen with different percentage of contents were also carried out.

170. Once energized, the dye forms singlet oxygen, a reactive molecule that kills bacteria.

171. The stable isotope of hydrogen, oxygen and carbon are reinterpreted. The relationship between isotope constituent and paleoenvironment is understood.

172. Lindane reduced feeding rate, oxygen consumption, ammonia excretion, food absorption efficiency, and scope for growth.http://

173. Nitrogen narcosis has everything to do with the partial pressure of nitrogen and has no relationship with the partial pressure of oxygen.

174. A dehumidifying deoxidizer containing oxygen - deficient cerium oxide and a dehumidifier is provided.

175. Muscular contraction reduces blood flow and oxygen supply to the brain that results in tension headache.

176. The specimen was heated and burnt in oxygen fluid in high-frequency induction furnace. Carbon in specimen was transformed into carbon dioxide, and then determined by infrared absorption method.

177. If as in the prototype, water and/or carbon dioxide are pumped into the vessel, the ceria will rapidly strip the oxygen from them as it cools, creating hydrogen and/or carbon monoxide.

178. For anti-stress response due to abrupt change of temperature, typhoons or rainstorm weather, oxygen deficit or transfer of sediment, using the product can enhance anti-stress force of prawn.

179. Blood in the pulmonary circulation brings carbon dioxide from the tissues to be exhaled and takes up oxygen from the air in the pulmonary alveoli to carry it to the heart and the rest of the body.

180. PSA oxygen generating system is the first choice in the hospital.

181. Collision of an oxygen molecule with a fluorophore in its excited state leads to a non-radiative transfer of energy.

182. The dramatic false-color image also highlights the contributions of hydrogen, sulfur, and oxygen, energized by intense ultraviolet radiation, to the nebular glow.

183. Hence it had the important theoretical and practical meanings to discuss internal relation between dissolved oxygen and organic evolution.