Is it possible to see the tiny particles that make up a grain of sand

Which of the following statements is false? A) Entropy increases with the number of microstates of the system. B) The total entropy of the universe increases in any spontaneous process.

What is the formula for calculating the speed

Which of the following could NOT have happened as a pot of water boiled on the stove? 1. Particle vibration increased. 2. Particle vibration decreased 3. Particles moves farther apart 4. Particles move randomly

The mass of one electron is 9.11 x 10^-28 what is the mass of 1.00 mole of electrons

What is the h + concentration for an aqueous solution with poh = 4.44 at 25 ∘c?

For the separation of the unknown mixture, you are instructed to isolate the amine followed by the acid and finally the neutral. Does the order matter? If not, what other orders could be followed?

As ice melts and changes from solid to liquid, A) entropy increases. B) kinetic energy decreases. C) an exothermic reaction occurs. D) the random movement of molecules remains constant.

What volume of 0.480 m koh is needed to react completely with 15.8 ml of 0.150 m h2so4? assume the reaction goes to completion?

Which sample of water contains particles having the highest average kinetic energy?

Use the terms magnetic field and magnetic pole in a sentence