Chemistry, 16.10.2021 14:00 bibigardeax
A sodium carbonate solution contains 5.5g of sodium carbonate dissolved in 1dm of solution. Find the molar concentration of this solution.
Answers: 1
Chemistry, 22.06.2019 08:00, stephstewart1209
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 22:00, Porciabeauty6788
The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.
Answers: 2
Chemistry, 23.06.2019 03:30, nikkio4
In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus. b) the number of neutrons it contains in its nucleus. c) the number of protons it has in a cloud around the nucleus. d) the number of neutrons it has in a cloud around the nucleus. e) the number of electrons it exchanges with its neighbors.
Answers: 1
A sodium carbonate solution contains 5.5g of sodium carbonate dissolved in 1dm of solution. Find the...