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Chemistry - Chemical Reactions - Stoichiometry | Worksheet

Stoichiometry

Chemical Reactions • Chemistry

Set 5 — Mastery

What is the number of moles of $O_{2}$ produced when 4 moles of $C_{3}H_{8}$ are combusted according to the reaction $C_{3}H_{8} + 5O_{2} \rightarrow 3CO_{2} + 4H_{2}O$ ?

In the reaction $2H_{2} + O_{2} \rightarrow 2H_{2}O$ , how many grams of can be produced from 2 grams of ?

How many moles of $NaCl$ can be produced when 1 mole of $Na$ reacts with 1 mole of $Cl_{2}$ according to $2 N a + C l_{}$ ?

In the reaction $N_{2} + 3H_{2} \rightarrow 2NH_{3}$ , if you start with 1 mole of , how many moles of are required?

How many liters of $CO_{2}$ at STP are produced from 5 moles of $C$ in the reaction $C + O_{2} \rightarrow CO_{2}$ ?

If 0.5 moles of $CaCO_{3}$ decomposes according to the reaction $CaCO_{3} \rightarrow CaO + CO_{2}$ , how many moles of are produced?

In the reaction $2Fe + 3Cl_{2} \rightarrow 2FeCl_{3}$ , how many grams of can be produced from 5 moles of ?

How many moles of $NH_{3}$ can be produced from 3 moles of $N_{2}$ in the reaction $N_{2}$ ?

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Other Sets

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3CO2+

4H2O

H_{2}O

H_{2}

9 g

18 g

36 g

54 g

2

\to

2

N

a

C

l

2Na + Cl_{2} \rightarrow 2NaCl

2 N a + C l_{2} \to 2 N a Cl

0.5

N_{2}

H_{2}

→

CO2

22.4 L

44.8 L

67.2 L

112 L

→

CaO+

CO2

CaO

0.25

0.5

FeCl_{3}

Fe

106.5 g

159.5 g

318.0 g

477.0 g

+

3

H_{2}

\to

2

N

H_{3}

N_{2} + 3H_{2} \rightarrow 2NH_{3}

N_{2} + 3 H_{2} \to 2 N H_{3}

What is the limiting reagent when 2 moles of $H_{2}$ and 1 mole of $O_{2}$ react according to $2H_{2} + O_{2} \rightarrow 2H_{2}O$ ?

$H_{2}$

$O_{2}$

Neither

10.

In the decomposition of $2NaHCO_{3} \rightarrow Na_{2}CO_{3} + H_{2}O + CO_{2}$ , how many moles of $Na_{2}CO_{3}$ are produced from 2 moles of $NaHCO_{3}$ ?

0.5

Both