herrerachristinar herrerachristinar

24-03-2020
Chemistry

contestada

Question 6 *
1 point
6. What is the gram-formula mass of a compound if 5
moles of the compound has a mass of 165 grams?
O 269
O 339
O.529
O 489
0
0

Respuesta :

31-03-2020

Answer:

33 g

Explanation:

Given data:

Number of moles = 5 mol

Mass of compound = 165 g

Molar mass or gram formula mass = ?

Solution:

Formula:

Number of moles = mass/ molar mass

Now we will put the values in formula.

5 mol = 165 g/ gram formula mass

Gram formula mass = 165 g / 5 mol

Gram formula mass = 33 g/mol

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