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What is the percent by mass of magnesium sulfate in MgSO4 · 7H2O?
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What is the percent by mass of magnesium sulfate in MgSO4 · 7H2O?

User Crandrades
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2 Answers

2 votes

Answer:

48.83

Step-by-step explanation:

Edg

User Vkamayiannis
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3 votes
ANSWER - 48.83%

Mg - 24.31
S - 32.07
O - 16x4 - 64
ADD ALL TOGETHER = 120.38

H - 1.01x2 - 2.02
O - 16
TOTAL = 18.02x7 = 126.14

ADD 120.38 to 126.14 = 246.52
last part divide MgSO4 by total compound mass
120.38/246.52 then multiply by 100 = 48.831
User GPierre
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