The density of a liquid is 1.09 g/ml. what is the volume, in ml, of 27.3 g of this liquid?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false