A piece of wood weighs 32 g. It has a length of 9 cm, height of 2 cm, and a width of 5 cm. What is the density? would it float on water?(water density i 1g/cm").

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?

What 3 categories are elements divided