subject
Chemistry, 02.03.2021 22:40 polloAngelo7671

What is the number of particles in 15.0 g of H2O?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 05:30
Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean
Answers: 3
question
Chemistry, 22.06.2019 10:30
Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + Β½o2(g) β†’ mgo(s) + 146 kcal/mole h2(g) + Β½o2(g) β†’ h2o(g), Ξ΄h = -57.82 kcal/mole what type of reaction is represented by the previous two examples?
Answers: 3
question
Chemistry, 22.06.2019 21:20
If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied
Answers: 1
question
Chemistry, 23.06.2019 09:00
A0.10 m aqueous solution of sodium sulfate is a better conductor of electricity than a 0.10 m aqueous solution of sodium chloride. which of the following best explains this observation? (a) sodium sulfate is more soluble in water than sodium chloride. (b) sodium sulfate has a higher molar mass than sodium chloride. (c) to prepare a given volume of 0.10 m solution, the mass of sodium sulfate needed is more than twice the mass of sodium chloride needed. (d) more moles of ions are present in a given volume of 0.10 m sodium sulfate than in the same volume of 0.10 m sodium chloride. (e) the degree of dissociation of sodium sulfate in solution is significantly greater than that of sodium chloride.
Answers: 2
You know the right answer?
What is the number of particles in 15.0 g of H2O?...
Questions
question
Mathematics, 07.04.2020 21:32
Questions on the website: 13722367