When the following equation is balanced, what is the coefficient for CaCl2?
Ca(s) + HCl(aq) à CaCl2(aq) + H2(g)

A. 2
B. 3
C. 6
D. 1

Question

When the following equation is balanced, what is the coefficient for CaCl2?
Ca(s) + HCl(aq) à CaCl2(aq) + H2(g)

A. 2
B. 3
C. 6
D. 1

dragons1415 · Answer

Ca(s) + HCl(aq) -> CaCl2(aq) + H2(g)  *** sorry

anonymous · Answer

Weegy: 2H2 +O2 =2 H2O. Balanced equation mg Hcl to make H2? Mg + 2HCl(aq) - > MgCl2(s) + H2(g) ... [ What equations is balanced? Na2SO4(aq) + CaCl2(aq) CaSO4(s ... http://wiki.answers.com/Q/What_is_the_balanced_equation_of_Fe2O3_H2 ]

dragons1415 · Answer

nevermind, the answer turned out to be D.

anonymous · Answer

Ok thank you for let me have the privilege to help.
Have a wonderful day.

anonymous · Answer

CaCl2 + Ca(s) + 2HCl(aq) --> CaCl2(aq) + H2(g)

Is the balanced equation. As you notice, there is no coefficient ahead of CaCl2, meaning that it is 1. So yes, D.