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jred115 jred115
  • 05-02-2016
  • Chemistry
Answered

how many molecules are in 2.6 grams H4C

Verified Answer :

Willchemistry
Willchemistry Willchemistry
  • 05-02-2016

Molar mass of H4C = 1 4 + 12 = 16 g/mol

Number of moles:

n = m / mm

n = 2.6 / 16

n = 0.1625 moles

Number of molecules:

number of moles 6.02x10²³

0.1625 * 6.02x10²³

= 9.78x10²² molecules

hope this helps!



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