Which of these will reflect light with the highest frequency?
an orange basketball
a blue candle
a green ribbon
a yellow banana

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.

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?