Physics, 14.09.2019 08:10 Kekkdkskdkdk

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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Leady oxide is a material that? s usually composed of a. 25% free lead and 75% lead oxide. b. 10% fr...

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