Asubstance placed in a container has a fixed volume and takes up the shape of the container. in which state does this substance exist? plasma state solid state liquid state gaseous state

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Which of these conditions most likely produces an unstable isotope?

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?