The formula unit for strontium chloride is StCl2 and therefore contains 3 atoms, one of strontium and two of chlorine.
Use the equation:
# atoms ÷ Avogadro's constant = # moles
(3.58 × 1024 atoms) ÷ (6.02 × 1023 atoms) = 5.95 moles Sr
This is equivalent to 1,4 moles.
1,0.10e9 atoms is equivalent to 0,166.10e-14 moles.
Seventeen moles of hydrogen correspond to 204,75.10e23 atoms.
2,50 moles of silicon contain 15,055352142.10e23 atoms.
10,0 moles of bromine atoms contain 60,22140857.1023 atoms.Attention: valid for bromine atoms !.
0,17 moles of stronium is equal to 1,02376394569.10e23 atoms.
0,17 moles of stronium is equal to 1,02376394569.10e23 atoms.
0.0349 mol
1,638 moles contain 9,864266723766.10e23 atoms.
44 moles of atoms
This is equivalent to 1,4 moles.
20 moles
How many moles of atoms are contained in 382 g Co
1,0.10e9 atoms is equivalent to 0,166.10e-14 moles.
Seventeen moles of hydrogen correspond to 204,75.10e23 atoms.
0,39 moles of gallium contain 2,34863493423.10e23 atoms.
8.93 1021 atoms equal 0,0148 moles.