Which two samples of gas at stp contain the same total number of molecules?
(1) 1 l of co(g) and 0.5 l of n2(g)
(2) 2 l of co(g) and 0.5 l of nh3(g)
(3) 1 l of h2(g) and 2 l of cl2(g)
(4) 2 l of h2(g) and 2 l of cl2(g)

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough