If a 3 L balloon at 2 atm was compressed to 1 L. What is
the new pressure of the balloon?

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.

Ineed pls urgent 1-20 in order and fully detail step my step.

What is the relationship between particles in matter