'if 100 grams of pure water taken from different sources is decomposed by passing electricity,11grams of hydrogen and 89 grams of oxygen are always'. which chemical law is illustrated by this statement?

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.