Diabetics often need injections of insulin to maintain the proper blood glucose levels in their bodies. how many moles of insulin are needed to make up 45 ml of 0.0062 m insulin solution?

How many variables are altered in a good experiment? a.1 b.0 c.2 d.3

How is the motion of the particles of water at 80 ⁰c different from the motion of the particles of water when it is 30 ⁰c?

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.