Acids, Bases and Salts
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See all →- Give two important uses of washing soda and baking soda wo important uses of washing soda are: → It is used in glass, soap, and paper industries. → It is used to remove permanent hardness of water... 1
- What is a neutralization reaction? Give two examples. A reaction in which an acid and base react with each other to give a salt and water is termed as neutralization reaction.For Example: (i) Na... 1
- Plaster of Paris should be stored in a moisture-proof container. Explain why? Plaster of Paris should be stored in a moisture-proof container because the presence of moisture (or water) can cause its slow setting by br... 1
- A milkman adds a very small amount of baking soda to fresh milk. (a) Why does he shift the (a) The milkman shifts the pH of the fresh milk from 6 to slightly alkaline because in alkaline condition, milk does not set as curd easily.... 1
- Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain your answer. The pH of milk is 6. As it changes to curd, the pH will reduce because curd is acidic in nature. The acids present in it decrease the pH. 1
- Equal lengths of magnesium ribbons are taken in test tubes A and B. Hydrochloric acid (HCl) is added to test tube A The fizzing will occur strongly in test tube A, in which hydrochloric acid (HCl) is added. This is because HCl is a stronger acid than CH₃CO... 1