How many moles are in 5.77 grams of calcium

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How many moles are in 5.77 grams of calcium

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The number of moles  that are in 5.77 grams of calcium  is ([tex]8.677*10^{22}[/tex])From periodic table, Avogadro's number of atom of calcium has a mass approximately ( 40.1 g)Given: Mass of calcium= 5.77 grams Number of calcium atom =  [tex]\frac{5.77g}{40.1g}[/tex] × ( Avogadro's number)(Avogadro's number= 6.022 × 10^23 mol[tex]^{-1}[/tex]Number of calcium atom= [tex]\frac{5.77g}{40.01g}[/tex]× 6.022 × [tex]10^{23}[/tex] [tex]mol^{-1}[/tex]= 8.677× 6.022 [tex]10^{22}[/tex] Therefore, number of moles  that are in 5.77 grams of calcium  is (8.677 × 10^22)Learn more at:  https://brainly.com/question/13314627

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