Potassium and iodine have formed a bond. prior to this the potassium gave up an electron. it became a

positive ion

neutral atom

negative ion

shared ion

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.