Which of these elements does not exist as a diatomic molecule? (1 point)?

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?