Salt whose solubility in water decreases with rise in temperature (Na2SO4)

1. A.
   $\text{NaCl}$
2. B.
   $\text{KNO}_3$
3. C.
   $\text{NaNO}_3$
4. D.
   $\text{Na}_2\text{SO}_4$

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1. A.
   $Na_2SO_4$
2. B.
   $KNO_3$
3. C.
   $NaNO_3$
4. D.
   $KBr$

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1. A.
   NaBr
2. B.
   NaNO$_3$
3. C.
   KNO$_3$
4. D.
   $\text{Na}_2\text{SO}_4$

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1. A.
   NaBr
2. B.
   NaCl
3. C.
   $\ {NaNO}_{3}$
4. D.
   $\ {Na}_{2}{SO}_{4}$

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