Describe the method that can be used to find the density of a liquid. place a measuring cylinder on a add the record the mass of the

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

Amajor difference radio waves, visible light, and gamma rays is the of the photons, which results in different photon frequencies and wavelengths