1. xác định hẳng số lí tưởng của oxi và cacbonic 2 xác định hệ số mũ đoạn nhiệt của khí oxi và cacbonic
3 xác định nhiệt dung riêng đẳng tích của oxi và cacbonic

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together