Multiple Choice
Balance the following equation: Ca3(PO4) 2(s) + SiO2(s) + C(s) → CaSiO3(s) + CO(g) + P4(s)
A) Ca3(PO4) 2(s) + 3SiO2(s) + 8C(s) → 3CaSiO3(s) + 8CO(g) + P4(s)
B) Ca3(PO4) 2(s) + 3SiO2(s) + 14C(s) → 3CaSiO3(s) + 14CO(g) + P4(s)
C) Ca3(PO4) 2(s) + 3SiO2(s) + 8C(s) → 3CaSiO3(s) + 8CO(g) + 2P4(s)
D) 2Ca3(PO4) 2(s) + 6SiO2(s) + 10C(s) → 6CaSiO3(s) + 10CO(g) + P4(s)
E) 2Ca3(PO4) 2(s) + 6SiO2(s) + 10C(s) → 6CaSiO3(s) + 10CO(g) + 4P4(s)
Correct Answer:

Verified
Correct Answer:
Verified
Q10: Calculate the molar mass of rubidium carbonate,
Q18: Magnesium (used in the manufacture of light
Q21: Aluminum oxide (used as an adsorbent or
Q22: In combustion analysis, the carbon and hydrogen
Q25: Balance the following equation: C<sub>8</sub>H<sub>18</sub>O<sub>3</sub>(l) + O<sub>2</sub>(g)
Q31: Potassium chloride is used as a substitute
Q34: A compound containing chromium and silicon contains
Q38: One mole of methane (CH<sub>4</sub>) contains a
Q41: Aluminum will react with bromine to form
Q68: Sodium bromate is used in a mixture