What is the molarity of a 5.00 x 10^2 ml solution containing 21.1 g of potassium bromide (kbr) if the molar mass of kbr is 119.0 g/mol?

What is the chemical formula of the following compound

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro