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jaztbrown374
jaztbrown374
06.04.2020 • 
Chemistry

1. The mole ratio is obtained from
2. Theoretical stoichiometric calculations show
3. The conversion factor needed to calculate the amount of moles of one substance that will react with of
be produced from the given amount in moles of another substance is
4. To solve the problem described in item 3, one needs to
5. To calculate the mass (in grams) of a substance that will react with or be produced from a given
amount in moles of a second substance, the two pieces of information required are

1. Given the general chemical equation A → 3C+D.
a. How many moles of C can be produced from one mole of A?
b. How many moles of D can produced from four moles of A?
2. Given the general chemical equation 3A + 2B → C+ 5D,
a. How many moles of D can be produced from 4 moles of A?!
b. How many liters of D can be prepared from 9.8 L of B?
3. Sodium reacts with water to produce sodium hydroxide and hydrogen gas:
2Na + 2H2O → 2NaOH + HZ.
a. How many moles of water are required to react with 14 moles of sodium?
b. How many moles of NaOH will result if 15 moles of sodium are used?
STANDARDIZED TEST PREP
Circle the letter of the best answer.
1. For the general chemical equation 2A + 3B → 4C + D, how many moles of A are required to produce
18.4 mol of C?
a. 9.2 mol
b. 13.8 mol
c. 36.8 mol
d. 73.6 mol
2. For the chemical reaction represented by the equation CH, +50, 300, + 4H,0, how many moles
of O, are required to react with 16.4 moles of CH?
a. 3.28 mol
b. 21.4 mol
c. 65.6 mol
d. 82 mol

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