If an atom of rubidium (Rb) were to ionize, it would electron(s).

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o