Assessment: 1. Benzene (C H ) reacts with oxygen gas (O,) to form carbon dioxide gas (CO,) and water vapor (H,O) measured at 273 K and 1 atm. a) Write the balanced chemical equation. b) How many liters of oxygen are required to form 15.0 L of carbon dioxide? c) How many liters of carbon dioxide can be formed if the number of moles of oxygen used is 6.5? d) How many liters of carbon dioxide can be formed if the amount of benzene used is 12.5 g? e) How many liters of oxygen to form 35.0 L of water vapor?Reflection: 2 H, (g) + 0, (g) - 2 H,O (1) 1. Give the mole ratio of hydrogen and water, hydrogen and oxygen, oxygen and water. 2. How many grams of oxygen are needed to produce 45.0 g water? 3. How many grams of hydrogen must be used to produce 28.0 g water? 1. How many grams of hydrogen must react completely with 10.0 grams of oxygen to form water? 2. How many grams of water can be formed if the amount of hydrogen used is 25.0 grams