Question

plez my exams science plez tell​

Answer 1

Answer:

1. a.Lactic acid

b.Formic "

2.The hydroxide ions (OH-) that are left behind make the surrounding liquid basic (or alkaline), so the dye turns bluish-purple. The dyes in this exhibit change color in response to changes in pH—also known as a litmus test.

3. a. Nitric Acid uses are

Industrial use.

used in manufacture of tnt

7.

a.Bcoz Lemon juice helps to neutralise wasp venom.

Answer 2

Answer:

very nice questions

acid are acidic in nature

base are basic in nature