All chemicals in the lab (including foodstuffs and store-bought chemicals) should be treated as if they could be hazardous. True or False?

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

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.