The number of atoms in 10. grams of calcium is equal to 6.0 x 1023 multiplied by which number?

i'm assuming that it's c.) red bank..

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

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  

answeridentity;