jred115
jred115
05-02-2016
Chemistry
contestada
how many molecules are in 2.6 grams H4C
Respuesta :
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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