MULTIPLE CHOICE QUESTION
Question 1:
The molecular formula of a compound is X40g. If the compound contains 40% X, by mass, what is the atomic mass of X?
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Answers
Answered by
1
Answer:
The ratio of S:O=40:60 by mass.
The molar mass of S=32
The number of moles of S=
32
40
=1.25
The molar mass of O=16
The number of mole of O=
16
60
=3.75
Molar ratio of S:O=1.25:3.75=1:3
The empirical formula would be =SO
3
Answered by
2
This is your correct answer
Thank u.
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