Given that ΔHof of copper

  1. What is ΔHof of Al2S3(s)?2Al2S3(s) + 9O2(g) → 2Al2O3(s) + 6SO2(g) ΔHo = -3684.2 kJ ΔHof Al2O3(s) = -1675.7 kJ/mol ΔHof
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  2. What is ΔHof of Al2S3(s)?2Al2S3(s) + 9O2(g) → 2Al2O3(s) + 6SO2(g) ΔHo = -3684.2 kJ ΔHof Al2O3(s) = -1675.7 kJ/mol ΔHof
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  3. Given that ΔHof of copper (II) chloride, CuCl2(s), is –220.1/kJ and ΔHof of copper (I) chloride, CuCl(s), is –137.2 kJ,
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  4. 2. Calculate the enthalpy change of combustion for ethene gas (C2H4) given thefollowing enthalpy changes of formation:
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  5. The ΔHof of gaseous dimethyl ether (CH3OCH3) is –185.4 kJ/mol; the vapour pressure is 1.00 atm at –23.7oC and 0.526 atm at
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  6. 38.0kg mass of copper is melted to be cast into a graphite mold at a copper pipe foundtry. If the solid copper starts off at the
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  7. Copper dissolves in nitric acid, producing copper (ll) nitrate. After reaction with sodium hydroxide and heating, copper nitrate
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  8. is it easy to distinguish between between the different oxidation states of copper? why?-I answered yes because copper (I) is
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  9. Why is copper considered to be a very valuable natural resource? Copper can be melted down to use in steel production, copper is
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  10. Why is copper considered to be a very valuable natural resources?A. Copper can be melted down to use in steel production B.
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