A small spark will ignite carbon disulfide in oxygen, causing a small explosion. The products of the reaction are carbon dioxide and sulfur dioxide. When this reaction is written and balanced, the coefficients from left to right are

$1$:$3$:$1$:$1$

$1$:$1$:$1$:$2$

$1$:$2$:$1$:$2$

$1$:$3$:$1$:$2$

Question $18(1$ point$)$

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Phosphoric acid will easily dissolve zinc metal producing zinc phosphate and hydrogen gas. When this reaction is written and balanced, the coefficients from left to right are

$2$:$3$:$1$:$6$

$2$:$3$:$1$:$3$

$2$:$3$:$1$:$1$

$2$:$6$:$2$:$3$