# Quick Answer: How many moles are present in a 15 g sample of Na2SO4?

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## How many moles are in Na2SO4?

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).

## How many grams are there in 3 moles of Na2SO4?

There are 3 moles in 458 grams of Na2SO4.

## How many moles are in 15g of O2?

So the answer would be (23.584-22.347)grams divided by 16.000 g/mol, or 7.7313×10^-2 moles O2.

## How many molecules are there in 450g of Na2SO4?

Answer: 16.02×1023 molec, Na₂SO4 = 119×1024 | 142.05g Na25041 Imol Naz Soy lec Na.

## How do I calculate moles?

How to find moles?

1. Measure the weight of your substance.
2. Use a periodic table to find its atomic or molecular mass.
3. Divide the weight by the atomic or molecular mass.
4. Check your results with Omni Calculator.

## How many grams of sodium are in 10g of sodium sulfate?

Sodium sulfate (Na2SO4 N a 2 S O 4 ) has a molar mass of 142.04g/mol. Therefore, 10g of it represents 10 / 142.04 = 0.07mol.

## How many moles of Na2SO4 make from 4 moles of H2SO4?

The ratio of H2SO4 produced to Na2SO4 used is 1:1, so 0.0056 moles Na2SO4 x 1mole H2SO4/1mole Na2SO4 = 0.056 moles H2SO4.

## How many moles is CH4?

(molar mass CH4 = 16.0 g/mol] G: 1.58 moles CH4 D: ?

## How many grams are in a mole of H2?

The answer is 2.01588. We assume you are converting between grams H2 and mole. You can view more details on each measurement unit: molecular weight of H2 or mol The SI base unit for amount of substance is the mole. 1 grams H2 is equal to 0.4960612734885 mole.