Using the name of the ionic compound, select the
appropriate chemical formula. Please use the
periodic table that has been provided for your use.
Calcium bicarbonate
o CaHCO3
O Ca(CO3)2
o Ca(HCO3)2
DONE

Iknow the answer is a but i don't know why

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

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.