What is hair made out of and how does it grow? lol yah ik its kind of a stupid question

A piece of sodium metal when thrown in water catches fire. give reason

How did the ice ages affect where people settled in America

A student is given two clear solutions. One solution contained lead ions, Pb2 + and the other solution contains chloride ions, Cl-. When the two solutions are mixed, a clear solution with white powder at the bottom results.

Both sound waves and light waves are?

What are the various ways that people, nature, or machines convert on type of energy to another

Which diagram is the correct electron dot diagram for magnesium?

Which statement best describes electrolysis? Electrolysis stores electrons in an aqueous solution. Electrolysis converts chemical energy into electrical energy. Electrolysis separates protons and electrons in an electrolyte.

Why can xenon expand its octet to form compounds but neon can't

What do we call the group of organisms that share the same characteristics?

Oblicz masę azotu w pustym pomieszczeniu o wymiarach podanych na ilustracji gęstość azotu w temperaturze pokojowej wynosi 1,15kg m3 3m, 2,5m, 4m