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SAT® Subject Test in Chemistry

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Moderate

Acid-Base Reaction

SATCHM-E4FEBA

What coefficients are required to balance the following equation?

$$Ca(OH)_2+ HCl → CaCl_2+ H_2O$$

A

$2,4,2,4$

B

$1,2,2,2$

C

$1,2,1,1$

D

$1,2,1,2$

E

$1,1,1,1$