Question

Examples 1 : Oxalic acid crystals and sodium
carbonate react ​

Answer 1

Answer:

In some cases, a chemical reaction occurs when substances are mixed in either molten or aqueous state. Similarly, oxalic acid crystals and sodium carbonate react in water solution only.

And here u go with the Chemical reaction

(COOH)2 +Na2CO3--->(COONa) 2+H2O+CO2

MARK IT AS BRAINLIST

Answer 2

Answer:

oxalic acid crustals and sodium carbonate reactsonly in molten state or aquous state