rosameloel69
rosameloel69 rosameloel69
  • 24-01-2021
  • Chemistry
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2.5 moles O2
Determine the mass (grams)

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quasarJose
quasarJose quasarJose
  • 25-01-2021

Answer:

80g

Explanation:

Given parameters:

Number of moles of O₂  = 2.5moles

Unknown:

Mass of O₂  = ?

Solution:

To solve this problem, we use the expression below

      Mass  = number of moles x molar mass

Molar mass of O₂  = 2(16) = 32g/mol

  So;

   Mass  = 2.5 x  32 = 80g

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