Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Equilibrium
The correct way of making a solution of acid in water is to ________.
1
Add acid to water
2
Mix acid and water simultaneously
3
Add water to acid
4
More than one of the above
5
None of the above