Chemistry, 26.06.2020 20:01 dillpickle124617
A hydrochloric (HCI) solution has a molar concentration of 0.0045 M, calculate the [H3O+], [OH-] and pH of the solution. Remember that Kw= 1.0x10-14M2
Answers: 3
Chemistry, 22.06.2019 07:20
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
Answers: 1
Chemistry, 22.06.2019 19:00
Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.
Answers: 2
Chemistry, 22.06.2019 22:30
You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.
Answers: 3
Chemistry, 22.06.2019 23:00
What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?
Answers: 3
A hydrochloric (HCI) solution has a molar concentration of 0.0045 M, calculate the [H3O+], [OH-] and...
Biology, 05.01.2021 01:00
Mathematics, 05.01.2021 01:00
Mathematics, 05.01.2021 01:00
Mathematics, 05.01.2021 01:00
Mathematics, 05.01.2021 01:10