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The mass of a single atom of an element (in amu)is numerically equal to the mass in grams of that element.
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Q221: What is the molecular formula for butane?<br>A)C<sub>2</sub>H<sub>8</sub><br>B)C<sub>3</sub>H<sub>6</sub><br>C)C<sub>3</sub>H<sub>8</sub><br>D)C<sub>4</sub>H<sub>8</sub><br>E)C<sub>4</sub>H<sub>10</sub>