Question

write a sentence that describes the reaction,including the physical states and reaction conditions. A.) Zn(s) + 2HCl(aq) ----> ZnCl2(aq) + H2(g) B.) CaCl2(aq) + Na2CO3(aq) ----> CaCO3(s) + 2NaCl(aq) C.) NaOH(aq) + HCl(aq) ---->NaCl(aq) + H2O(l) D.) CaCO3(s) --^--> CaO(s) + CO2(g)

Answer 1

Answer:

a) option is the correct ans

Answer 2

Answer:

a is correct

Explanation: