Why is charcoal black?

question 4 options:

charcoal reflects black-colored light.

charcoal has a black-colored pigment.

charcoal absorbs all wavelengths of light that fall on it.

charcoal reflects all wavelengths of light that fall on it.

Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?