Question

the student's lab manual says to mix some of his CaCl2 solution with an aqueous solution of sodium carbonate (Na2CO3). What evidence of a chemical reaction would he expect to see?

Answer 1

Bubbles, color change, odor, state of matter...

Answer 2

Allyson please answer my question

Answer 3

I'll try.

Answer 4

It's ok i got my answer \
for get it

Answer 5

What was the answer?

Answer 6

PLEASE I NEEED THE ANSWER

Answer 7

THE aNSWER PleASE