Arrange the following molecules in order of increasing average molecular speed. CO2 at 380K, H2 at 448K, N2 at 380K, CO2 at 350K

Enter formulas and temperatures in the boxes below:
1 = slowest, 4 = fastest

Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

What is the relationship of air masses and the temperature of oceans?