Leady oxide is a material that? s usually composed of A. 25% free lead and 75% lead oxide. B. 10% free lead and 90% lead oxide. C. 60% free lead and 40% lead oxide. D. 50% free lead and 50% lead oxide.

Question

Eliza Frye

Physics

30 September, 05:47

Leady oxide is a material that? s usually composed of A. 25% free lead and 75% lead oxide. B. 10% free lead and 90% lead oxide. C. 60% free lead and 40% lead oxide. D. 50% free lead and 50% lead oxide.

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Answers (1)

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Waldo · Answer 1

option A is correct

25% free lead and 75% lead oxide

Explanation:

we have given free lead and lead oxide %

so here we know lead oxide material usually composed in the range of for free lead and lead oxide as

lead oxide material contain free lead range is 22 % to 38 %

so here we have only option 1 which contain in free lead in the range of 22 % to 38 % i. e 25 % free lead

so

option A is correct

25% free lead and 75% lead oxide