Stoichiometry

Use the following reaction:

Mg + 2 HCl → MgCl₂ + H₂

1. What is the correct number of moles of H₂ that is produced from 13.2 moles of magnesium in the presence of excess of magnesium?

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Use the following reaction:

Mg + 2 HCl → MgCl₂ + H₂

What mass of HCl is needed to produce 12.5 moles of hydrogen gas?

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Use the following reaction:

Mg + 2 HCl → MgCl₂ + H₂

If 123.2 g of magnesium chloride are produced from 60.0 g HCl, what is the percent yield of the reaction?

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Tags

NGSS.HS-PS1-7

Use the following reaction:

Mg + 2 HCl → MgCl₂ + H₂

What mass of hydrogen chloride is needed to use up 35.0 g magnesium?

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Use the following reaction:

Mg + 2 HCl → MgCl₂ + H₂

What is the theoretical yield of hydrogen gas in a mixture of 15.0 g Mg and excess HCl?

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Use the following reaction: N₂ + 3 H₂ → 2 NH₃

What is the correct number of moles of H₂ that is reacted to produce 13.2 moles of ammonia (NH₃) in the presence of excess of nitrogen?

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Tags

NGSS.HS-PS1-7

Use the following reaction:

N₂ + 3 H₂ → 2 NH₃

What mass of hydrogen gas is needed to produce 12.5 moles of ammonia?

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Use the following reaction:

N₂ + 3 H₂ → 2 NH₃

If 35.2 g of ammonia are produced from 32.0 g nitrogen gas, what is the percent yield of the reaction?

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Use the following reaction: 2 Al + 3 Cl₂ → 2 AlCl₃

If you mixed 3.5 moles of aluminum and 5.0 moles of chlorine gas, which would be the limiting reactant and which would be excess?

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Use the following reaction: 2 Al + 3 Cl₂ → 2 AlCl₃

If you combined 50.0 grams of both reactants, which would be used up first (limiting)?

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Tags

NGSS.HS-PS1-7