How many hydrogen atoms are there in 7.30 moles of ethanol (C2H5OH)? 1.21 X 10-23 atoms

o 2.20 X 1025 atoms

O 2.64 X 1025 atoms

04.39 X 1024 atoms

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.

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's

How many moles of bromine are needed to produce 3.23 moles of potassium bromide