Chemistry, asked by zandiragutierrez, 4 hours ago

What is the mass of O.25 mol of sodium sulphate , Na2SO4.

Answers

Answered by mritunjaymaharshi
2

Answer:

35.5

Explanation:

0.25 × 142 = 35.5

hope this will help you

Answered by juanRicardo
2

Answer:

142,04 g/mol

Sulfato de sodio/Masa molar

The formula mass for sodium sulfate was calculated on page T-9. Referring to those numbers, the formula Na2SO4 means: two moles sodium (45.98 g), one mole sulfur (32.06 g), and four moles oxygen (64.00 g) combine to form one mole of sodium sulfate (142.04 g).

Explanation:

What is the mass of 10 moles of sodium sulphate Na2SO4?

1260 grams

n = Mass / Molecular mass

∴ The mass of 10 moles of sodium sulphite = 1260 grams.

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