Question
Asked Jan 9, 2020
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Both H2O and H2PO4^- are amphoteric. Write an equation to show how each substance can act as an acid and another equation to show how each can act as a base.

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Expert Answer

Step 1

A substance that can acts acid or base is called amphoteric.

According to Bronsted-lowry, acid is a proton donar whereas base is proton acceptor.

Step 2

water is an amphoteric. water can donate a proton to a base,ammonia.

Equation that shows the acidic character of H2O is as follows:

Chemistry homework question answer, step 2, image 1
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Step 3

Water can accept a proton from an acid HCl.

Equation that shows ...

Chemistry homework question answer, step 3, image 1
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