What is the molarity of a solution with 0.2 moles of potassium permanganate (kmno4 dissolved in enough water to make a 500.0 ml solution?

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

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

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.