Chemistry, 10.10.2019 21:30 taylor511176
Galena is the ore from which elemental lead is extracted. in the first step of the extraction process, galena is heated in air to form lead(ii) oxide. 2pbs(s) + 3o2(g) 2pbo(s) + 2so2(g) h = –827.4 kj what mass of galena is converted to lead oxide if 975 kj of heat are liberated
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Galena is the ore from which elemental lead is extracted. in the first step of the extraction proces...
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