The conversions that will be used are:
1 mole of copper / 63.5 grams of copper
6.02 x 10²³ atoms of copper / 1 mole of copper
Multiplying the given mass by these conversions,
660 g * (1 mol Cu / 63.5 g Cu) * (6.02 x 10²³ Cu atoms / 1 mole Cu)
The sample contains 6.25 x 10²⁴ atoms of copper
Answer:
50 gram calcium do you need
Explanation:
please make me brainlist answer
Salt=compound, soda=liquid solution, aluminum foil=element, milk=colloid,
steel=solid solution
well none its made from iron nut i would go with c. a solution sorry if im wrong tell me in comments
