Calculate the electric force between a proton and an electron in a certain atom if the
distance between them is 5.3 x 10-11

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

Which statement describes james chadwick’s discovery.

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.