Question

c) A fire extinguisher contains
powder
i) sodium chloride
ii) sodium nitride ili) sodium carbonate iv) sodium bicarbonate
Ans:
d) Anthracite contains about
of carbon.
i) 80%
ii) 85%
iii) 95%
iv) 100%
Ans:​

Answer 1

Answer:

Sodium nitride And 95% is the right answer