A book that weighs 5 N sits on a table. What force does the table apply to the book?

Which type of microscope would allow the viewer to see ribosomes inside a cell?

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car

He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is