Chemistry, 28.10.2019 19:31, liddopiink1
By using the information in this problem and data in the following table, calculate δh∘f for diethyl ether given that combustion to co2(g) and h2o(l) yields δh ∘ = -2723.7 kj. table standard enthalpies of formation, δh∘f , at 298 ksubstance formula δh∘f (kj /mol) substance formula δh∘f (kj /mol)acetylene c2h2(g) 226.7 hydrogen chloride hcl(g) -92.30ammonia nh3(g) -46.19 hydrogen fluoride hf(g) -268.60benzene c6h6(l) 49.0 hydrogen iodide hi(g) 25.9calcium carbonate caco3(s) -1207.1 methane ch4(g) -74.80calcium oxide cao(s) -635.5 methanol ch3oh(l) -238.6carbon dioxide co2(g) -393.5 propane c3h8(g) -103.85carbon monoxide co(g) -110.5 silver chloride agcl(s) -127.0diamond c(s) 1.88 sodium bicarbonate nahco3(s) -947.7ethane c2h6(g) -84.68 sodium carbonate na2co3(s) -1130.9ethanol c2h5oh(l) -277.7 sodium chloride nacl(s) -410.9ethylene c2h4(g) 52.30 sucrose c12h22o11(s) -2221glucose c6h12o6(s) -1273 water h2o(l) -285.83hydrogen bromide hbr(g) -36.23 water vapor h2o(g) -241.8
Answers: 3
Chemistry, 23.06.2019 02:30, kieante01
Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
Answers: 1
By using the information in this problem and data in the following table, calculate δh∘f for diethyl...
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