What gas law states that pressure and temperature are directly proportional at

constant volume and moles?

What is the word that means "these break food into pieces

After an airplane takes off from an airport near sea level, it climbs to a cruising altitude 10,000m above sea level. How does the climb affect the weight and mass of the airplane?

Which chemical process is an endothermic reaction? A. the rusting of elemental iron B. the combustion of methane gas C. the breaking of bonds in an oxygen molecule D. the formation of water from hydrogen and oxygen

Calculate the solubility of barium carbonate, baco3, in pure water (ksp = 2.0  10-9 for baco3).

Is there enough metal in a rock for it to be economical to extract

In which of these samples do the molecules most likely have the least kinetic energy?

Just as heat can denature enzymes, so can a change in the pH. Enzymes that normally work in an acidic environment in the body can become denatured if the pH becomes too alkaline.

A group of students wants to see how temperature affects the time it takes for spilled water to dry up in the investigation what will be the dependent and independent variables

What is not true of white light?

Diatoms and some yeasts are unicellular eukaryotes that have mechanisms of nuclear division?