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Chemistry
Chemistry
Problem
Which of the following salt is known as washing soda? a.
Na
2
CO
3
\text{Na}_2\text{CO}_3
Na
2
CO
3
b.
Na
2
CO
3
⋅
H
2
O
\text{Na}_2\text{CO}_3 \cdot \text{H}_2\text{O}
Na
2
CO
3
⋅
H
2
O
c.
Na
2
CO
3
⋅
10
H
2
O
\text{Na}_2\text{CO}_3 \cdot 10\text{H}_2\text{O}
Na
2
CO
3
⋅
10
H
2
O
d.
Na
2
CO
3
⋅
5
H
2
O
\text{Na}_2\text{CO}_3 \cdot 5\text{H}_2\text{O}
Na
2
CO
3
⋅
5
H
2
O
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