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Chemistry
Chemistry
Problem
A 4.86 g sample of a hydrated magnesium sulfate salt is heated to constant mass, leaving 2.38 g of anhydrous MgSO
4
_4
4
. What is the value of
x
x
x
in the empirical formula MgSO
4
⋅
x
_4\cdot x
4
⋅
x
H
2
_2
2
O for the original hydrate? a)
x
=
8
x = 8
x
=
8
b)
x
=
4
x = 4
x
=
4
c)
x
=
7
x = 7
x
=
7
d)
x
=
6
x = 6
x
=
6
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