8gNa*(1mol/22.989770)(6.022E23)
= 2.09554E23
22.98 is the molar mass of sodium
6.022E23 is avgdros number, which pertains to the amount of molecules in a mole of substance.
1. Three moles of sodium contain 18,06642387.1023 atoms. 2. The mass of three moles of sodium is 68,97 grams.
25,1 grams sulfur contain 4,7147765.10e23 atoms.
A formula unit of sodium acetate contain two oxygen atoms.
72.6 grams of sodium (1 mole Na/22.99 grams)(6.022 X 10^23/1 mole Na) = 1.90 X 10^24 atoms of sodium
28.75 grams sodium (1 mole Na/22.99 grams)(6.022 X 1023/1 mole Na) = 7.531 X 1023 atoms of sodium ------------------------------------------
1. Three moles of sodium contain 18,06642387.1023 atoms. 2. The mass of three moles of sodium is 68,97 grams.
3.121x10-5 Grams of Na2CO3
1. Three moles of sodium contain 18,06642387.1023 atoms. 2. The mass of three moles of sodium is 68,97 grams.
1. Three moles of sodium contain 18,06642387.1023 atoms. 2. The mass of three moles of sodium is 68,97 grams.
0,2 mol sodium contain 1,204.10e23 atoms.
Borax - Na2B4O7 - contain two sodium atoms.
25,1 grams sulfur contain 4,7147765.10e23 atoms.
1,25 grams of CH4 contain 0,156696.10e23 atoms.
A formula unit of sodium acetate contain two oxygen atoms.
72.6 grams of sodium (1 mole Na/22.99 grams)(6.022 X 10^23/1 mole Na) = 1.90 X 10^24 atoms of sodium
28.75 grams sodium (1 mole Na/22.99 grams)(6.022 X 1023/1 mole Na) = 7.531 X 1023 atoms of sodium ------------------------------------------
75 g sodium chloride contain 29,75 g sodium.