p. 549 #1-3, 5, 6

p. 593 #1-8 Bronsted-Lowry Worksheet

Test - Chemical Changes Review Worksheet Answers: Section 10.1 1.  4.65 mol Si 2.  2.17 x 1023 molecules H2O 3. 2.75 x 1024 atoms 4. 7.72 mol NO2 5. 0.249 mol NH3 6.  1.66 x 1024 atoms 7.  1.83 x 1024 atoms Al   Section 10.2 1.  1.27 mol CO2 2.  144 g CO2 3.  21.5 L CH4 4.  0.0393 mol He 5. 88.3 g CH3COOH 6.  53.3 L  C3H8 7.  0.1103 mol CaCl2   Section 10.3 1.  72.2% Mg, 27.8% N 2.  21,2% N, 6.11% H, 24.3% S, 48.4% O b) 26.6% K, 35.4% Cr, 38.1% O 3.  NO2 4.  HgSO4 5.  C5H10O2 (empirical and molecular) 6. Empirical - P2O5    Molecular - P4O10 

Chemical Equilibrium Test