Calculate the change in the enthalpy when 52.0 g of solid chrominium at 25*C and 1 atm pressure is oxidized. (Delta Hf for Cr2O3(s) is -1135 Kj/Mol.) 4Cr(S) +3 O2(g) = 2Cr2O3 (s). A. -1135 B. -284 Kj C. -568 Kj D. 1135 Kj E. 568 Kj
Calculate the change in the enthalpy when 52.0 g of solid chrominium at 25*C and 1 atm pressure is oxidized. (Delta Hf for Cr2O3(s) is -1135 Kj/Mol.) 4Cr(S) +3 O2(g) = 2Cr2O3 (s). A. -1135 B. -284 Kj C. -568 Kj D. 1135 Kj E. 568 Kj
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter21: Chemistry Of The Nonmetals
Section: Chapter Questions
Problem 54QAP: Data are given in Appendix 1 for white phosphorus, P4(s). P4(g) has the following thermodynamic...
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Calculate the change in the enthalpy when 52.0 g of solid chrominium at 25*C and 1 atm pressure is oxidized. (Delta Hf for Cr2O3(s) is -1135 Kj/Mol.)
4Cr(S) +3 O2(g) = 2Cr2O3 (s).
A. -1135
B. -284 Kj
C. -568 Kj
D. 1135 Kj
E. 568 Kj
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