Which of these statements is not true?

A. Molecules arc made up of atoms.

B. Protons are smaller than quarks.

C. Atoms are larger than protons.

D. Protons are made up of quarks.

If air is 80 percent nitrogen and 20 percent oxygen by volume what is density

What happens to the volume of a liquid when it is poured from a small container into a large container

Which statement is true with respect to the investigation?

Which statement best characterizes chemical reactions? They always occur very quickly. Their rates vary significantly. Their rates are always slow. They rarely occur in the natural environment.

What is the classification for this reaction? SO 3 + H20 - H250 4

A solution which has a concentration that exceeds its predicted solubility at a certain temperature and pressure would be -

Convert 4.992*1010 g to each of the following units. B. Mg c. mg D. metric tons

The ideal gas law shows us how a gas will behave under many conditions. The formula is: P V = n R T Where P = pressure, V = volume, n = amount of the substance, R = ideal gas constant, and T = temperature.

The Suns ultraviolent Rays can cause skin damage including sunburn and even skin

Peas contain 250 kJ per 100 g. You would use the equivalent of 600 g of peas if you slept for.