Can someone please check my work on this problem? That'd be great!:

What is the balanced equation for the chemical change of adding Na2CO3 to CuCl2, therefore making CuCO3 form?

CuCl2+Na2CO3-->CuCO3+2NaCl

right

thank you

fill in the blanks!
Nuclear reactions involve the ______. The nucleus opens and ______ and ______ are rearranged.

Nuclear reactions involve the __nucleus__. The nucleus opens and __protons__ and __neutrons__ are rearranged.