8,23.1023 atoms Mg is equivalent to 1,366 moles.
2,50 moles of silicon contain 15,055352142.10e23 atoms.
2,89 moles of aluminium contain 17,40398707673.1023 atoms.
5,26 moles of oxygen contain 31,676.10e23 atoms.
Two moles of neon contain 12,044281714.10e23 atoms.
10,0 moles of bromine atoms contain 60,22140857.1023 atoms.Attention: valid for bromine atoms !.
1,638 moles contain 9,864266723766.10e23 atoms.
2,50 moles of silicon contain 15,055352142.10e23 atoms.
2,89 moles of aluminium contain 17,40398707673.1023 atoms.
5,26 moles of oxygen contain 31,676.10e23 atoms.
Two moles of neon contain 12,044281714.10e23 atoms.
10,0 moles of bromine atoms contain 60,22140857.1023 atoms.Attention: valid for bromine atoms !.
1,46 moles of aluminum fluoride contain 35,16848.10e23 atoms.
The answer is 0,0625 mol.
There are twice as many oxygen atoms as carbon atoms in carbon dioxide, so 100.0 moles of carbon dioxide would contain 200.0 moles of oxygen atoms.
0.013089701
4.2 moles of CS2 contain 8,4 moles sulfur.
Since propane has the formula C3H8, each mole of propane will have 8 moles of hydrogen atoms, so 5 moles of propane will contain 5x8=40 moles of hydrogen.