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bekas [8.4K]
3 years ago
13

What does Mg stand for in chemistry

Chemistry
2 answers:
SCORPION-xisa [38]3 years ago
8 0
- - In relation towards chemistry, Mg is equal to and standing for <span>magnesium(mg).



</span>
makkiz [27]3 years ago
3 0
Mg is an element that stands for Magnesium.

Mg is the chemical symbol for Magnesium. 
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Copper(II) sulfate forms a bright blue hydrate with the formula CuSO 4 ⋅ n H 2 O ( s ) . If this hydrate is heated to a high eno
Arada [10]

Answer:

The value of n in the hydrate formula is 5 ,CuSO_4.5H_2O.

Explanation:

CuSO_4.nH_2O\rightarrow CuSO_4+nH_2O

Mass of hydrate of copper sulfate = 14.220 g

Moles of hydrate of copper sulfate =\frac{14.220 g}{(159.5+n\times 18) g/mol}

Mass of copper sulfate after heating = 8.9935 g

Moles of copper sulfate = \frac{8.9935 g}{159.5 g/mol}

\frac{14.220 g}{(159.5+n\times 18) g/mol}=\frac{8.9935 g}{159.5 g/mol}

Solving for n, we get:

n = 5

The value of n in the hydrate formula is 5 ,CuSO_4.5H_2O.

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3 years ago
Explain why decomposition of sugar on heating is an irreversible change.
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Identify the variables in this hypothesis.
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2 years ago
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