Question

81. Balance the following chemical equations. Write the appropriate coefficients in the spaces provided below. (5...

81. Balance the following chemical equations. Write the appropriate coefficients in the spaces provided below. (5 pts.)

a. __ Al (s) + __ H2SO4 (aq) → __ Al2(SO4)3 (aq) + __H2 (g)

b. __ NO2 (g) + __ H2O (l) → __ HNO3 (aq) + __NO (g)

c. __ C3H8 (g) + __ O2 (g) → __ CO2 (g) + __H2O (g)

d. __ Ca(OH)2 (s) + __ CO2 (g) → __ CaCO3 (s) + __ H2O (l)

e. __ B2O3 (g) + __ HF (g) → __ BF3 (g) + __H2O (g)

f. __ C8H18 (g) + __ O2 (g) → __ CO2 (g) + __H2O (g)

g. __HCl (aq) + __NaOH (aq) →__ NaCl (aq) + __H2O (g)

h. __ BaCl2 · 2 H2O (s) → __ BaCl2 (s) + __H2O (g)

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