Chemistry, 21.04.2020 17:18, mahalabear8120
One mole of an ideal gas at 25°C is expanded isothermally from 5.0 L to 10.0 L under such conditions that no work is produced in the surroundings. Which statement is correct? A. ΔSuniv = 0 B. ΔSgas = Rln2/298 C. ΔSgas = ΔSsurr D. ΔSsurr = 0 E. ΔSgas = 0
Answers: 1
Chemistry, 21.06.2019 15:30, officialrogerfp3gf2s
How to solve 4 nh3(g) + 5 o2(g) > 4 no(g) + 6 h2o(g) in chemistry
Answers: 1
Chemistry, 22.06.2019 19:20, Lovelybunny321
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
Chemistry, 23.06.2019 00:20, cmflores3245
4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound
Answers: 3
One mole of an ideal gas at 25°C is expanded isothermally from 5.0 L to 10.0 L under such conditions...
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