Question

what will be the action of the following substances on litmus paper dry hcl gas, moistened NH3 gas, lemon juice, carbonated soft drink, curd, soap solution​

Answer 1

Answer:

dry hcl-nothing will happen

moistened nh3 gas-blue to red

lemon juice-blue to red

carbonated soft drink -blue to red

curd - blue to red

soap solution - red to blue