What is the concentration (in M) of a solution that was prepared by diluting 4.00 mL of a 0.800 M CuCl2 stock solution in a 30.00 mL volumetric flask?

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.