How does breaking up a solid speed dissolving in a liquid?
oa increases the surface area
b. decreases the surface area
oc. decreases the pressure
d.
increases the pressure

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution? a. 3.88 m, b. 1.03 m, c. 1.5 m, d. 15.5 m

Can someone me with these questions plz.

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors