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Author Question: Which of the following is an example of smelting? (Read 155 times)

evelyn o bentley

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on: Nov 18, 2019

Question 1

Which of the following is an example of roasting?
◦ SnO2(s) + 2C(s) Sn(l) + 2CO(g)
◦ 2CuS(s) + 3O2 2CuO(s) + 2SO2(g)
◦ CaCO3(s) CaO(s) + CO2(g)
◦ Ni(OH)2(s) NiO(s) + H2O(g)
◦ PbO(s) + CO(g) Pb(l) + CO2(g)

Question 2

Which of the following is an example of smelting?
◦ PbO(s) + CO(g) Pb(l) + CO2(g)
◦ CaCO3(s) CaO(s) + CO2(g)
◦ 2Hg(l) + O2(g) 2HgO(s)
◦ 2CuS(s) + 3O2 2CuO(s) + 2SO2(g)
◦ Ni(OH)2(s) NiO(s) + H2O(g)
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
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Marked as best answer by evelyn o bentley on Nov 18, 2019

honnalora

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Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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evelyn o bentley

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Reply 2 on: Nov 18, 2019
:D TYSM

peter

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Reply 3 on: Yesterday
Gracias!

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