The concentration of solutes in a red blood cell is about 2%. sucrose cannot pass through the membrane, but water and urea can. osmosis would cause red blood cells to shrink the most when immersed in which of the following solutions?
a. a hypertonic sucrose solution
b. a hypotonic urea solution
c. a hypotonic sucrose solution
d. a hypertonic urea solution

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

Acontrol during an experiment. might change remains constant does not exist does change