The strength of an atom’s attraction for the electrons in a chemical bondis the atom’s(1) electronegativity (3) heat of reaction(2) ionization energy (4) heat of formation

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?