How is the number of moles of an element determined from a known mass? A. The known mass is divided by Avogadro's number to get moles.
B. The mass of 1 mole of the element is used as a conversion factor to convert grams to moles.
C. The atomic number is used as a conversion factor to convert grams to moles.
D. The known massis multiplied by Avogadro's number to get moles.

chemistry sucks a**

explanation:

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter