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How many milligrams of magnesium metal must react with excess HCI to produce 50.50 mL of...

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Chemistry

How many milligrams of magnesium metal must react with excessHCI to produce 50.50 mL of H2 (g), measured at 25 degrees Celsiusand 775 torr? Show all calculations in this problem.

Mg (s) + 2 HCl (aq) --> MgCl2 (aq) + H2 (g)

Answer & Explanation Solved by verified expert
3.8 Ratings (564 Votes)
First of all we calculate number of moles of H2gasWe know that PV nRTWhereT Temperature 25273 298 KP pressure    See Answer
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