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Fry's Stoich

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Last updated almost 5 years ago
12 questions
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Question 1
1.

SO2 + O2 → SO3
Calculate how many moles of SO3 will be produced if 11.2 grams of O2 are reacted.

Question 2
2.

P4 + Cl2 → PCl3
Calculate how many grams of phosphorus that reacted if 250g of phosphorus trichloride, PCl3 is produced by the above reaction.

Question 3
3.

If you have 1.5 moles of copper (Cu), how many grams is that?

Question 4
4.

If you have 25 L of H2O how many mL is that?

Question 5
5.

SO3 + H2O→ H2SO4
Using the equation above, what sequence you would use to find how many moles of H2O were needed to make 15 grams of H2SO4?

Question 6
6.

Using the following chemical equation, how many grams of phosphorus are needed to produce 25.3 grams of diphosphorus pentaoxide?
P + O2 → P2O5

Question 7
7.

2.7 x 1025 molecules of MnO equals how many moles?

Question 8
8.

When magnesium reacts with titanium (IV) chloride, magnesium chloride and titanium are produced according to the following UNBALANCED equation.
TiCl4 + Mg → MgCl2 + Ti
What is the theoretical yield of magnesium chloride if 32 grams of magnesium react?
If the actual yield of the reaction was 96.2 g magnesium chloride, what is the percent yield of the reaction?

Question 9
9.

Calculate the percent yield of a reaction that has an experimental yield of 25 g, with a calculated yield of 32 g.

Question 10
10.

What is the percent composition of Pb(NO3)2?

Question 11
11.

What percent of Na2SO4 is sulfur?

Question 12
12.

How many grams of copper can be recovered from 200 grams of CuSO4?