The molecular formula for phosphorous pentoxide is p4o10. What is its empirical formula?

A player bounces a basketball on the floor, compressing it to 80.0 % of its original volume. The air (assume it is essentially N2 gas) inside the ball is originally at a temperature of 20.0 ∘C and a pressure of 2.00 atm. The ball's diameter is 23.

Explain how the motion of a swing illustrates the transformation between potential and kinetic energy

In which situations is nuclear power most beneficial? Check all that apply. 1. if there is a high concentration of people 2. if there is a nearby supplies of fossil fuels 3. if there is an isolated location 4.

Questions 1. Calculate the molar mass of an element. 2. Calculate the molar mass of a compound. 3. How do you determine the number of protons, electrons and neutrons in an atom given it's atomic number. 4.

Anita works as a research analyst for a paint manufacturer. Her team is testing the drying time for a new paint formula. The graph shows the relation between the humidity in the air and the required drying time.

Sal drew the electron dot diagram of an aluminum atom as shown. How should Sal correct his diagram? He should add five more dots so that the atom obeys the octet rule. He should add ten more dots so that all thirteen electrons are shown.

What uses electricity

How do the elements in the Noble Gas family compare?

The magnetic field strength within a long solenoid isb=4.0t t, where t is time in seconds. if the radius of thesolenoid is1.0 cm, what is the magnitude of the non-coulomb force that acts on a6.0 c charge a distance6.

Which of these is not a conservative force and does not have a form of potential energy connected with it?