Which is true with respect to the kinetic energy of a molecule?

A.

it is the lowest at low temperatures

B.

it increases at low temperatures

OC. it is the same at all temperatures

OD.

it is the lowest at high temperatures

How are x-ray waves sent and detected?

Sometimes clothes removed from the dryer cling together. What kinds of charges are on the clothes?

Uncooked lean ground beef can contain up to 12% fat by mass. How many grams of fat would be contained in 0.97 lbs of ground beef?

What is mechanical weathering? How do water, ice, wind, and organisms cause mechanical weathering? How can organisms and wind cause it? Type out an explanation of why that answer is correct

How does the motion of particles in the sun's plasma compare to the motion of particles in a solid?

Determine the name of the compound Li2O

Complete the reactions to show how butanoic acid may be converted to phenyl propyl ketone.

As a sample of the radioactive isotope 131I decays, its half-life (1) decreases (2) increases (3) remains the same

How many Joules of energy are required to change 10.0 gram of ice at - 2.0 C to water at 20.0 C? (use your constants) 440 J 66,000 J 880 4220 J

Why are Van der Waals forces important? A) They determine how strong dipole moments will be in polar covalent molecules B) They are the strongest type of intermolecular force that can act on polar and non-polar molecules C) They are primary