How many grams of KCl is produced from 2.50 g of K and excess Cl2.

From 1.00 g of Cl2 and excess K?

2. Given the following equation: Na2O +
H2O ---> 2 NaOH

How many grams of NaOH is produced from
1.20 x 102 grams of Na2O?

How many grams of Na2O are required to
produce 1.60 x 102 grams of NaOH?

3. Given the following equation: 8 Fe +
S8 ---> 8 FeS

What mass of iron is needed to react with
16.0 grams of sulfur?

How many grams of FeS are produced?

4. Given the following equation: 2 NaClO3
---> 2 NaCl + 3 O2

12.00 moles of NaClO3 will produce how
many grams of O2?

How many grams of NaCl are produced when
80.0 grams of O2 are produced?

5. Given the following equation: Cu + 2
AgNO3 ---> Cu(NO3)2 + 2 Ag

How many moles of Cu are needed to react
with 3.50 moles of AgNO3?

If 89.5 grams of Ag were produced, how
many grams of Cu reacted?

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