Monday, February 15, 2010

Stoich WS 2 Answers

1. a. 4Cu + O2-> 2Cu2O
b. 26 mol Cu
c. .50 mol Cu2O
d. 1.31 g O2

2.
a. Fe2O3 + 3H2 -> 2Fe + 3H2O
b. 314.76 gFe
c. 2.42 mol H2
d. .54 g H2O

3.
a. 2Ca + O2 -> 2CaO
b. .66 mol CaO
c. 11.27 g Ca

4.
a. 2C4H10 + 13O2 -> 8CO2 + 10H2O
b. 31.2 mol O2
c. 74.5 g CO2

6.
a. 2NaCl -> 2Na + Cl2
b. .34 mol Cl2
c. 5 mol Na

7.
a. C2H5OH + 3O2 -> 2CO2 + 3H2O
b. 117.2 g H2O
c. 27 mol O2
d. 35.2 g CO2

8.
a. Ba(NO3)2 + (NH4)2CO3 -> BaCO3 + 2NH4NO3
b. 2.29 mol NH4NO3
c. 6 mol BaCO3
d. 598.4 g Ba(NO3)2

1 comment:

  1. I typed these at home, so the format is a little weird:)
    Good luck on the quiz tomorrow!

    ReplyDelete