Download PEA: Chemistry: Mole City Worksheet

Chemistry: Mole City Worksheet
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Name:___________________________
1. a) Write out the balanced equation for an addition reaction between hydrogen gas and oxygen gas to produce water:
b) If two moles of hydrogen gas reacts with an excess amount of oxygen gas, how many moles of water will you produce?:______
c) How many moles of hydrogen gas will you need to react completely with 3 moles of oxygen gas?:______
d) How many moles of water would you produce from the reaction in question 1 c) ?: _____
2. a) Rewrite the following equation so that it is balanced: N 2 (g) + H2 (g)  NH3 (g)
b) How many moles of hydrogen will you need to produce 2 moles of ammonia?:_____
c) How many grams of nitrogen gas will you need to produce 10.0 grams of ammonia?
d) How many liters of hydrogen gas (at STP) will you need to produce 135 grams of NH 3 ?
3. a) Write out and balance the following reaction:
Iron (III) oxide reacts with carbon to produce iron metal and carbon dioxide gas.
b) How many grams of iron (III) oxide do you need to produce 500.0 grams of iron metal?
c) How many liters of CO2 are produced (at STP) when 3.45 x 10 3 kilograms of iron (III) oxide is reacted?
d) How many atoms of carbon are needed to produce 50.0 pounds of iron metal? (1000 g = 2.2 pounds)
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4. How many grams of the aqueous product would be formed in double replacement reaction when 10.0 grams of aqueous barium
chloride is reacted with an excess amount of aqueous silver nitrate.
5. a) Write out the balanced equation for a single replacement reaction between aluminum metal and aqueous copper (II) nitrate.
b) If 4.5 moles of aluminum metal is reacted, how many moles of copper would be produced ?
c) If 4.5 moles of aluminum is reacted, how many formula units of the aqueous product would be produced ?
d) If 34.0 grams of aluminum is reacted with excess copper (II) nitrate, how many grams of aluminum ions will you produce?
6. a) Write out a neutralization reaction between hydrochloric acid and sodium hydroxide:
b) If you combine 20.0 grams of hydrochloric acid with 20.0 grams of sodium hydroxide, which one will be the limiting reactant?
c) How many moles of the excess reactant will be left over when the reaction in 6 b) is completed?