What is the heat capacity (J/°C) of a 250.0 g block of metal whose specific heat is 0.220 J/gºC ?

Why is permeable soil best for plants that need a lot of drainage?

If a solution had a ph of 7 what is the solution

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.