nevaehkruse83 nevaehkruse83
  • 16-01-2020
  • Chemistry
contestada

How many moles are in 15.5-g SiO2

Respuesta :

abeoluwatosin97 abeoluwatosin97
  • 16-01-2020

Answer:

0.26 moles

Explanation:

Number of moles = mass/molar mass

Mass of SiO2 = 15.5g

Molar mass of SiO2 = 60.08g/mol

Number of moles = 15.5g/60.08g/mol

=0.257

= 0.26 moles

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