Fakhruddin H.

asked • 09/21/20

Help me to answer some stoichiometry question 🙏

1. Given the following equation:

2 KClO3 ---> 2 KCl + 3 O2

How many moles of O2 can be produced by letting 12.00 moles of KClO3 react?

2. Given the following equation:

2 C4H10 + 13 O2 ---> 8 CO2 + 10 H2O, show what the following molar ratios should be.

a. C4H10 / O2

b. O2 / CO2

c. O2 / H2O

d. C4H10 / CO2

e. C4H10 / H2O

3. Given the following equation:

2 K + Cl2 ---> 2 KCl

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?

4. Given the following equation:

Na2O + H2O ---> 2 NaOH

How many grams of NaOH is produced from 1.20 x 10^2

grams of Na2O? How many grams of Na2O are required to produce 1.60 x 10^2 grams of NaOH?

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