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kykrilka [37]
2 years ago
14

What is the mass, in grams, of 2.00 moles of H2O?

Physics
1 answer:
tia_tia [17]2 years ago
3 0

Answer:

36g

Explanation:

Given parameters:

Number of moles of H₂O = 2moles

Unknown:

Mass of  H₂O = ?

Solution:

To solve this problem, use the expression below:

   Mass of  H₂O = number of moles x molar mass

Molar mass of  H₂O = 2(1) + 16  = 18g/mol

  Mass of  H₂O = 2 x 18  = 36g

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