1. Explain how oxygen is

  1. Living things require oxygen for respiration. Fuels require oxygen for burning. Air contains much more nitrogen than oxygen. Is
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  2. Choose the 3 correct statements. explaina There are 2 molecules of oxygen in the above equation. Each molecule of oxygen has
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  3. Study the balanced equation.C + O2 → CO2 (M O2 = 32 g/mol; M CO2 = 44 g/mol) When 78.0 g of carbon dioxide (CO2) are produced,
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  4. Oxygen has a molar mass of 32 g/mol. If 12 moles of oxygen are in a 0.1-m3 container with an rms speed of 480 m/s, what is the
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  5. Name and explain the two (2) types of substances which produce lack of oxygen in theblood and tissue thus preventing oxygen from
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  6. Oxygen has a molar mass of 32 g/mol. If 12 moles of oxygen are in a 0.1-m3 container with an rms speed of 480 m/s, what is the
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  7. D diamond 24 Which of the following describes a chemical property of oxygen? A Oxygen is a gas at room temperature. B An oxygen
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  8. 57 Which of the following describes a chemical property of oxygen? A Oxygen liquefies under pressure. B An oxygen molecule may
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  9. Magnesium has two valence electrons and oxygen has six valence electrons. The electronegativity difference between the two
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  10. Magnesium has two valence electrons and oxygen has six valence electrons. The electronegativity difference between the two
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