Dilutions

Calculate the amount of the 10 mM stock solution you will need to use to make 500 µL of a 6 x 10^-4 M solution.

The volume of the stock solution required is:  μL

The volume of the stock solution required is: mL

The volume of water required is: mL

B. If 10 nmol of DNA is dissolved in a final volume of 10 μL, what is the concentration of DNA? nmol/μL

C. What is the final volume need to make a 500mM solution that contains 50mmol of CuSO₄? L

BASIC CONCEPTS: Formulas

Try this example. Remember that you should always make sure all your values are in the same units, including prefixes.

n = CV

A. How much adrenaline is in a 1L solution of 10 nM adrenaline? nmol

BASIC CONCEPTS: Amount

Question 2: If a tennis ball has a mass of 100 g and a basketball has a mass of 500 g, which of the following containers has the most, by mass?

A	B	C

BASIC CONCEPTS: Amount

Question 1: Which of the following boxes has the greatest number of balls?

A	B	C

Which statement about the induced fit model is incorrect?

Transition states are seldom seen in nature. Why?