Asked by Peytreshia
Upon heating 8.5g sample of Sodium Sulfate hydrate, it loses 4.776 grams after heating. What steps are necessary for me to find the n for the hydrate?
GIVEN:
Na2SO4 - n H2O
the molar mass of sodium sulfate is 142.05g/mol
GIVEN:
Na2SO4 - n H2O
the molar mass of sodium sulfate is 142.05g/mol
Answers
Answered by
Graham
You also need the molar mass of water.
Let x represent the amount of sodium sulfate in the sample.
Solve these simultaneous equations:
142.05 x + 18.015 nx = 8.5
18.015 nx = 4.776
Let x represent the amount of sodium sulfate in the sample.
Solve these simultaneous equations:
142.05 x + 18.015 nx = 8.5
18.015 nx = 4.776
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