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What is the percent of MgSO4 in magnesium sulfate heptahydrate? 48.83 % 51.17 % 95.43 % 86.98 %

What is the percent of MgSO4 in magnesium sulfate heptahydrate? 48.83 % 51.17 % 95.43 % 86.98 %
asked 12.3k views
3 votes
What is the percent of MgSO4 in magnesium sulfate heptahydrate?

48.83 %
51.17 %
95.43 %
86.98 %

asked
User AdrianTNT
by
8.4k points

1 Answer

7 votes

one mole of MgSO4.7H2O weighs 246.4696 g

in that one mole are seven moles of H2O, weighing 126.1036 g

The percentage of water is this calculation:

(126.1036 / 246.4696) * 100 = 51.17%

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User Wolfy
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