Between the inside of cell and external environment there is a difference of potentials of U = 80mV. Find tension of the electric field into a membrane, if
thickness of membrane is l = 8nm

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Combine like terms to make a simpler expression 3z+z

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.