A sky diver falls toward the ground at a constant velocity. Which statement best aplkies Newtons laws of motion to explain the sky divers motion?

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?