Question

give 3 example of chemical but reversible change! plz if u do u will get good luck in 18 years

Answer 1

here is your answer:
1) NH4Cl - NH3 + HCl
2) CuSO4 +5H2O - CuSO4.5H2O
3) H2 +I - HI

hope it helped !!

Answer 2

Hey mate !!

NH4Cl - NH3 + HCl

H2+I - HI

CuSO4+5H2O - CuSO4.5H2O

✨Hope this helps✨