Calculate the wavelength of a photon of a blue light whose frequency is 6.3*10^14 s^-1

Two of the element sodium combine with one of the element chlorine to form the sodium chloride. molecules; molecule; compound atoms; atom; compound compounds; atom; molecule atoms; molecule; compound

List two products derived from ethylene.

Which tools should be used to record the most complete data about a gas

A mixture of NaCl and NaBr has a mass of 2.07 g and is found to contain 0.78 g of Na. What is the mass of NaBr in the mixture?

What is the type of reaction that occurs when an acid cancels with a base.

Which method separates mixtures according to the rates their components travel through a material? yhaoo answers?

How many protons are in the nucleus of the isotope in-115?

Explain why gas is condensed when they're cooled

Rutherford's famous gold foil experiments shot heavy particles at a thin sheet of gold foil. What did he observe, and why did these observations eventually result in the addition of a nucleus to the atomic model?

In the Periodic Table, what is the relationship between two elements that are placed side-by-side in a row? A. The element on the left has one more electron. B. The element on the left has one more proton. C.