What pressure is required to reduce 40 ml of a gas at standard conditions to 20 ml at a temperature of 21? c? answer in units of atm?

Which item is most likely part of the safety contract

The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?

Match each term to its description. match term definition excess reactant a) reactant that can produce a lesser amount of the product limiting reactant b) amount of product predicted to be produced by the given reactants theoretical yield c) reactant that can produce more of the product