Non metal element which explodes with a pop when ignited

Redox Reaction was #2

If the atomic number of Chlorine atom is 17 and atomic mass is 35.5u, compute the number of protons, electrons and neutrons.

A tank of oxygen has a volume of 1650 L. The temperature of the gas inside is 35? C. If there are 9750 moles of oxygen in the tank what is the pressure in psi?

How do the ionic radii vary within a group of metals how do they vary within a group fo nonmetals?

Which of the following is a physical property of water? a. water has a ph of 7. b. water is not flammable. c. water reacts with sodium. d. water is a liquid at room temperature.

Particles of matter how have both potential and kinetic energy is that true or false?

Visible light waves are part of the blank Spectrum

Why does a soccer ball stop rolling in a soccer game which newton law shows that?

What is the name of the compound PbS2 • 4H2O?

Why doesn't gravity pull water all the way to the center of the Earth?