Who was the first to propose the existence of atoms?

What type of electromagnetic waves does the human eye see as the colors red, blue, or green

What metric measurement is similar to a mile?

A chemical reference book says that substance x is not soluble in water

What happens to a glass of sugar solution when sugar is added to it? The number of moles of water increases. The number of moles of water decreases. The molarity of the solution increases. The molarity of the solution decreases.

When a molecule absorbs IR electromagnetic energy, what are the vibrational modes affected

What happened to the rate of the forward reaction and the rate of the reverse reaction as time progresses. Describe the rates when the reacion reaches equilibrum.

During which phase of the moon do neap tides occur? O full O gibbous O new quarter

What is called what a scientist personal opinion affects the way experimental results are reported? A. Bias B. Classifying C. Inductive reasoning D. Procedure

Coffee is decaffeinated industrially using supercritical (sc) CO2. One advantage to using scCO2 is that the polarity of the supercritical fluid can be tuned by varying temperature, pressure and cosolvent additives.

The relationship between pressure and temperature of a gas, when volume and moles of a gas are held constant, is: P*T = k. TRUE FALSE