Chemistry, 02.02.2021 20:40 itscheesycheedar

What is the molality of a solution made by dissolving 2 moles of NaOH in 6 kg of water?
A. 0.33 mol/kg
B. 12 mol/kg
C. 3 mol/kg
D. 2 mol/kg

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 21:30

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Answers: 1

Answer

Chemistry, 21.06.2019 22:30

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

Answers: 1

Answer

Chemistry, 22.06.2019 10:00

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

Answers: 1

Answer

Chemistry, 22.06.2019 10:50

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

Answers: 1

Answer

You know the right answer?

What is the molality of a solution made by dissolving 2 moles of NaOH in 6 kg of water?
A. 0....

Questions

Chemistry, 05.02.2022 09:40

If you use 104 kiloliters of water per year, approximately how many liters of water do you use in a day?....