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Moles of CaCl2 are in 1.25×10,23 atoms
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Moles of CaCl2 are in 1.25×10,23 atoms

User Sam Berry
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1 mole --------- 6.02x10²³ atoms
?? moles ------- 1.25x10²³ atoms

moles = 1.25x10²³ / 6.02x10²³

= 0.2076 moles

hope this helps!
User Bdoserror
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