Oxidation states of N2 + 3H2 - - > 2NH3

What is the molarity of a solution that contains 0.400 mol hcl in 9.79 l solution?

Carbon dioxide = 1 atom of carbon + 2 atoms of oxygen

Which statement describes a concept included in the wave-mechanical model of the atom? 1. Positrons are located in shells outside the nucleus. 2. Neutrons are located in shells outside the nucleus. 3.

What characteristics of synthetic polymers make them beneficial to humans? Check all that apply.

Be sure to answer all parts. select the three most acidic hydrogen atoms in lactic acid, ch3ch (oh) co2h, and rank them in order of decreasing acidity. explain your reasoning.

List the symbols for all the elements with electron configurations that end as follows. Each n represents an energy level.

Why is it necessary for the measuring devices to be clean

Copper consists of two naturally occuring isotopes. their masses are 62.930 amu and 64.928 amu. calculate their abundances.

Which statement is true about inorganic compounds? A. They are not made of atoms. B. They contain carbon. C. They are not made from living things. D. They are all elements.

Which domain do you find the most interesting why