2CH4 + 1S8 to 2CS2 + 4 H2S is this equation balanced?

Using the periodic table, complete the table to describe each atom. type in your answers.a ? b? c? d? e? f?

What metric units would you use to measure the thickness of a key

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.