Please work out all the problems on this page, no links, no i don't knows please do not take advantage of me or my points please actually answer these questions

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.