Acid, bases and salts II — task. Science CBSE Homework Assignments, Class 10.

1. What is the best way to dilute an acid?

We should add the solvent slowly.
We can directly add the solvent to concentrated acid.
We can mix solvent and acid simultaneously.
We can add the acid fastly.

2. Which of the following is widely used as a disinfectant?

Common salt
Baking soda
Bleaching powder
Plaster of Paris

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