Question

True or False / Explain

1) - Nitric acid turns red litmus blue (T/F)
2)- Sodium hydroxide turns blue litmus red (T/F)
3)- Tooth decay is caused by the presence of a base (T/F)
4)- Sodium hydroxide and hydrochloride acid neutralise each other from salt and water (T/F)

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Answer 1

Answer:

wait

Explanation:

T

F

T

T

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Answer 2

Answer:

‘T’ if the statement is true and ‘F’ if it is false: (i) Nitric acid turns red litmus blue. (ii) Sodium hydroxide turns