Given their electronegativity values, which pair of atoms could form a covalent bond? A. O (3.5) and CI (3.0)
B. Mg (1.2) and O (3.5)
C. F (4.0) and Li (1.0)
D. Al (1.5) and F (4.0)

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )

Which statement best describes isomers? a. isomers are alcohols that have the same functional group. b. isomers have at least one carbon-carbon double bond. c. isomers have the same molecular formula but different structural properties.