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A certain hydrate has the formula {MgSO}_{{{4}}}.{x}{H}_{{{2}}

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A certain hydrate has the formula $MgSO_{4} . x H_{2} O$ . A quantity of 54.2 g of the compound is heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8 atm in a 2.0 L container at $120^{\circ} C$ , calculate $x$ .

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A certain hydrate has the formula

MgSO_{4} . x H_{2} O

. A quantity of 54.2 g of the compound is heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8 atm in a 2.0 L container at

120^{\circ} C

, calculate

x

6 mins ago

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Text solutionVerified

Answer: dSolution: (d)

n_{H_{2} O} = \frac{P V}{R T} = 1.54

\frac{n _{M g S O_{4}} \times H _{2} O}{n _{H_{2} O}} = \frac{1}{x} = \frac{54.2}{120 + 18 x} \times 1.54

x = 7

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Question Text	A certain hydrate has the formula $MgSO_{4} . x H_{2} O$ . A quantity of 54.2 g of the compound is heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8 atm in a 2.0 L container at $120^{\circ} C$ , calculate $x$ .
Answer Type	Text solution:1
Upvotes	150

A certain hydrate has the formula MgSO4​.xH2​O. A quantity of 54.2 g of the compound is heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8 atm in a 2.0 L container at 120∘C, calculate x.

Text solutionVerified

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A certain hydrate has the formula $MgSO_{4} . x H_{2} O$ . A quantity of 54.2 g of the compound is heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8 atm in a 2.0 L container at $120^{\circ} C$ , calculate $x$ .