F. 0.03 M
OM
Question 3
Calculate the volume of 10.5 M KOH solution required to prepare 0.450 L of a 0.627 M solution of KOH.
a. 0.0269 L
b. 0.0962 L
c.0.0672
d. 0.0629 L
e. 33.0L
f. 5.48 L

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

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.

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder