Susan and Tani made three mixtures, which consisted of (1) baking soda and water

(2) gravel and water

(3) table salt and water

Which of the following explains why table salt and water is also a solution?

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

Calculate the number of molecules present in 0.750 mol of mgo.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?