The work function for a gold surface is 4.58 eV. What is the threshold frequency for a gold surface? (h = 4.14 E−15 eV/Hz)

Carbon tetrachloride (ccl4) is ionic or convalent

Water flows through a garden hose which is attached to a nozzle. the water flows through hose with a speed of 2.19 m/s and through the nozzle with a speed of 19.8 m/s. calculate the maximum height (in m) to which water could be squirted if it emerges from the nozzle and emerges with the nozzle removed.

Answer on edg: what happens to the light coming from the sun? - scattering what happens to light on the surface of water? - specular reflection what happens to light on the surfaces of rocks? - diffuse reflection