Are these compounds - methane and CH4 ionic or covalent?

How to find mass of product in a chemical reaction?

A piece of metal has a volume of 38 cm and a mass of 277 g calculate the density of the metal

What valley could be younger

Which statement best describes covalent bases

Which of the following is NOT true or an atom? A. They are composed of molecules. B. They combine to form compounds. C. They make up element. D They are extremely small.

Balance the following redox equation in acidic solution using the smallest integers possible and select the correct coefficient for the H + (aq) ion.

Toussaint L' ouveeture lead a revolt that eventually resulted in Independence for

If a solution contains 1 x 106 hb molecules, how many o2 binding sites are available? if the solution of hb is 50% saturated with o2, how many binding sites are occupied by o2?

A. what are isotopes? b. how are the isotopes of a particular element alike? c. how are they different?

The line of longitude used as the origin in a system of coordinates