Conservation in Chemical Reactions Quick Check Answers
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
1 answer
5. 139 grams
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
1 answer