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Problem
Problem
Melting point of a mixture of
Na
2
CO
3
+
K
2
CO
3
\text{Na}_2\text{CO}_3 + \text{K}_2\text{CO}_3
Na
2
CO
3
+
K
2
CO
3
, mixture is : a. higher than that of
Na
2
CO
3
\text{Na}_2\text{CO}_3
Na
2
CO
3
b. higher than that of
K
2
CO
3
\text{K}_2\text{CO}_3
K
2
CO
3
c. lower than that of both
Na
2
CO
3
\text{Na}_2\text{CO}_3
Na
2
CO
3
and
K
2
CO
3
\text{K}_2\text{CO}_3
K
2
CO
3
d. lower than that of
K
2
CO
3
\text{K}_2\text{CO}_3
K
2
CO
3
only
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