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Tungsten metal, W is used to make incandescent bulb filaments. The metal is produced from W03 by reaction with hydrogen. [Atomic mass W = 184]
${WO}_{3} + 3 H_{2} ⟶ W (s) + 3 H_{2} O (g)$
Calculate mass of WO₃ required to produce 368 gm of W.

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464 gm

928 gm

116 gm

232 gm

answer is B.

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Detailed Solution

The required mass can be given as,

$\frac{368}{184} \times 232$

$= 464 g$

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