Calculate the volume milliliters of a 1.40 mol/L calcium bromide solution that contains 100. g of calcium bromide (CaBr₂). Be sure your answer has the correct number of significant digits.

The answer for #3 is c but i don't know why

Ineed to find the answer of this question because i dont understand it

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory