7. How many mL of water is produced when 4.7L of hydrogen gas reacts with oxygen?...
When 9.0 g of hydrogen gas, H2, reacts with oxygen gas, O2, 73.0 g of water is produced. a) What is the theoretical yield of water? b) What is the percentage yield?
QUESTION 2 When 56.68 g of magnesium metal reacts with excess HCl(aq) to form hydrogen gas and magnesium chloride, how many liters of H2 gas are produced at STP? (Hint: start by writing a balanced chemical reaction.) QUESTION 3 Methane (CH4) burns in air to form carbon dioxide and water as shown below. CH4(g)2 O2(g)CO2(g)2 H20(0) If a sample of methane occupies 344. mL at 1.37 atm, what volume (in mL) of oxygen gas at the same temperature and pressure...
QUESTION 4 Consider the reaction between hydrogen gas and oxygen gas to form water 2 H2(g) + O2(9) - 2 H20(9) How many grams of water could be produced by the reaction of 7.01 liters of hydrogen with 4.11 liters of oxygen at STP? (Hint: check for limiting reagent).
QUESTION 3 Hydrogen and oxygen gas can react to form liquid water according to the following heterogeneous equilibrium: 2H2(g) + O2(g) + 2H2O(1) What is the correct equilibrium constant expression for this equation? OK - [H2]*[02] OK - [H20] Kc [H20] [H2]*[02] [H2] [02] Окс [HIO.]
7.H₂O H2 + O2 a. How many moles of oxygen are produced when 1.26 moles of H,O is reacted? (1pts) 1.26 mol H201 molo2 0.63 mol 02 12 mol H20 10.0 b. How many moles of H,0 are needed to produce 55.7 moles of hydrogen? (1pts)
Part A Hydrogen gas reacts with oxygen to form water. AH = -483.5 kJ 2 H20(g) 2 H2(g) +O2(g) Determine the minimum mass of hydrogen gas required to produce 177 kJ of heat. 0.732 g O 11.0 g O 0.738 g O 1.48 g Request Answer Submit Provide Feedback
1. Hydrogen gas, H2, reacts with nitrogen gas, N2, to form ammonia gas, NH3, according to the equation: 3 H2(g) + N2(g) → 2 NH3(2) - How many grams of H2 are needed to produce 14.43 g of NH3? 2. When propane (C2H8) burns, it reacts with oxygen gas to produce carbon dioxide and water. The unbalanced equation for this reaction is... CzHz (g) + O2(g) → CO2(g) + H2O(g) This type of reaction is referred to as a complete...
In the combustion of hydrogen gas, hydrogen reacts with oxygen from the air to form water vapor. hydrogen+oxygen⟶water If you burn 33.9 g of hydrogen and produce 303 g of water, how much oxygen reacted? mass of oxygen:
In the combustion of hydrogen gas, hydrogen reacts with oxygen from the air to form water vapor. hydrogen + oxygen ⟶ water. If you burn 53.6 g of hydrogen and produce 479 g of water, how much oxygen reacted?
QUESTION 3 Hydrogen and oxygen gas can react to form liquid water according to the following heterogeneous equilibrium: 2H2(g) + O2(g) + 2H200) What is the correct equilibrium constant expression for this equation? ok [H₂0] [H2][02] [H, 105] [H2]*[02] lo kc = [H2]”[02] o Kc = [H20]