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Chemistry

2 answers:

andreyandreev [35.5K]3 years ago

7 0

Answer:

A strong alkali is 100% ionised.eg÷sodium hydroxide.

A week alkali is not 100% ionised.eg÷ammonia

A concentrated acid contains a large amount of acid in a given volume.

Inessa [10]3 years ago

3 0

Answer-1:

A strong alkali dissociates completely to form OH- ions. A weak alkali only partially dissociates to form OH- ions. An example of a strong alkali is is sodium hydroxide.

Answer-2

If the number of certain moles in per litre of a molecule is more then the acidic substance is known as concentrated acid. For example : In dilute solution of H2SO4 the concentration of acid is 2% and 98% water.

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