A solid block of wood has a mass of 132.5kg and a volume of 0.25m.
(a) Write down the equation that links density, mass and
volume.
(b) Calculate the density of the wood. Give the units.

Part of molten rock at mid-ocean ridges

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

What is the mass of 0.46 mil of mgcl2