The molar mass of a compound is equal to which of the following? Group of answer choices

the sum of the number of protons in the compound

the sum of the atomic numbers of the elements

the sum of the number of electrons in the compound

the sum of the atomic masses of the elements

The balanced chemical equation for this lab is: 3cucl2(aq) + 2al(s) 3cu(s) + 2alcl3(aq) if 10.5 g copper chloride react with 12.4 g aluminum, what is the limiting reactant?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

What are four significant sources of ghgs that come from wostem washington?