Question

1. What is an acid-base indicator?
2. Name one each of acidic and basic substances.
honnens when dilute sulphuric acid is added​

Answer 1

Answer:

1.Acid - Base indicators (also known as pH indicators) are substances which change colour with pH. They are usually weak acids or bases, which when dissolved in water dissociate slightly and form ions. ... Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions.

2. When you mix concentrated sulfuric acid and water, you pour the acid into a larger volume of water. ... Sulfuric acid (H2SO4) reacts very vigorously with water in a highly exothermic reaction. If you add water to concentrated sulfuric acid, it can boil and spit and you may get a nasty acid burn.

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Answer 2

Answer:

HERE IS YOUR ANSWER

1. ) Acid - Base indicators (also known as pH indicators) are substances which change colour with pH. They are usually weak acids or bases, which when dissolved in water dissociate slightly and form ions. ...

2.) Sulphates are obtained from sulphuric acid. ... When water is added to a strong acid, it becomes dilute.

Explanation:

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