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Introduction to Stoichiometry

Question 2 • LA-Chemistry A

CaCl2+ 2AgNO3 → Ca(NO3)2 + 2AgCl:

Answer
A
balanced
B
unbalanced

Explanation

Count the atoms on both sides. There is 1 calcium atom, 2 chlorine atoms, 2 silver atoms, 2 nitrogen atoms, and 6 oxygen atoms on each side. Since every element has the same count, the equation is balanced; the correct choice is “balanced.”

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