Question

State Whether the following statements are true or false:-

a) Bases turn blue litmus into red.___

b) Acidic salt solutions turn red litmus into blue.___

c) neutralization reaction evolves heat.___

d) Phenolpthalein is a natural indicator.___

e) Tooth decay is caused bye the presence of a base.___ ​

Answer 1

Answer:

a) true

b) false

c) true

d) true

e) false

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Answer 2

Answer:

1. true
2. false
3. false
4. false
5. true