7 of 7 Constants Part A If 1.50×105 J of energy is supplied to a flask of liquid oxygen at -183∘C, how much oxygen can evaporate? The heat of vaporization for oxygen is 210 kJ/kg. Express your answer to two significant figures and include the appropriate units. m =

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Find the mass, in grams, of 5.00*10^23 molecules of f2

Which of the following would not diffuse through the plasma membrane by means of simple diffusion? 1 oxygen 2 glucose 3 a steroid hormone 4 a lipid soluble vitamin