Gas Stoichiometry Answers

Nitrogen reacts with hydrogen to produce ammonia gas as follows.How many moles of nitrogen would react with excess hydrogen to produce 520 mL of ammonia?

Consider the reaction.Which statement is true at STP? (The atomic mass of Zn is 65.39 u.)

According to the equation 2Na + 2H2O 2NaOH+H2, what mass of Na is required to yield 22.4 L of H2 at STP? (The atomic mass of Na is 22.99 u.)

Propane (C3H8), a fuel that is used in camp stoves, produces carbon dioxide (CO2) and water vapor (H2O) on combustion as follows.Given that the molar mass of H2O is 18.02 g/mol, how many liters of propane are required at STP to produce 75 g of H2O from this reaction?

Which gas occupies the highest volume at STP?

Magnesium reacts with hydrochloric acid (HCl) as follows.How many milliliters of hydrogen gas are produced by the reaction 0.020 mol of magnesium with excess of hydrochloric acid at STP? Make sure to use the correct number of significant digits.

Decomposition of potassium chlorate (KClO3) produces potassium chloride (KCl) and pure oxygen (O2). The balanced equation for the reaction is as follows.What volume of oxygen gas is released at STP if 10.0 g of potassium chlorate is decomposed? (The molar mass of KClO3 is 122.55 g/mol.)

What is the volume of 2 mol of chlorine gas at STP?

Consider the reaction.How many grams of N2 are required to produce 100.0 L of NH3 at STP?

Consider the balanced chemical equation for the combustion of methane (CH4).Given that the molar mass of CO2 is 44.01 g/mol, how many liters of oxygen is required at STP to produce 88.0 g of CO2 from this reaction?