The graph below shows the velocity distribution for a gas at 400 k. which of the following graphs correspond to the same gas at 800 k?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)