In which chemical equation is the number of atoms in the reactants the same as the number of atoms in the products

4 answers

have you looked at the guided notes
bc idk srry
1.Zn + 2HCl → H2 + ZnCl2
2. The total number of atoms does not change, so mass is conserved in the reaction
3. 215 amu
4.76 amu

For Conservation in Chemical Reactions connexus 2022
no problem :) is right I got 100%