\textbf{175.} 10 grams of hydrogen gas at constant pressure is heated from $27^\circ\text{C}$ to $127^\circ\text{C}$. How many kilojoules of work is done by the gas in this process?
$$\left(R = 8\,\frac{\text{J}}{\text{mol.K}}\right)$$
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(1) $2$ \hspace{2em} (2) $4$ \hspace{2em} (3) $6$ \hspace{2em} (4) $8$
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\textit{Space for calculations}
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