Is boiling water a chemical or physical change? Why?

Which of the following is not purely potential energy? A. Nuclear energy B. Gravitational energy C. Chemical energy D. Thermal energy

Which of the characteristics below best describes organic compounds

The greater the of a gas at a given temperature, the smaller its volume.

An ion is formed when an atom gains or loses

Is boron an element a compound a heterogeneous mixture or a homogeneous mixture?

There are five elements named for famous scientists on the periodic table

What character acids is that they react with metals to

The energy of a particular color of green light is 3.81*10-22 kJ/photon. The wavelength of this light is nanometers

How many molecules are in. 25 mole of O2

A flexible container is filled with 960.0 liters of air at 38 degrees Celsius. If pressure in the container does not change, at what temperature will the container have at a volume of 350.0 liters?