# How many moles are in Al2 SO4 3?

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## How many moles of ions are there per mole of Al2 SO4 3?

For every mole of the ionic compound, there are 2 moles of aluminum and 3 moles of sulfate ions.

## How many molecules are there in Al2 SO4 3?

Answer: In this case, Al2 means 2 aluminums, (SO4)3 means 3 (SO4)s. The parentheses mean that the 3 has to be multiplied by whatever number of atoms you have of each element inside: 3×1 sulfurs, 3×4 oxygens. Now for the grand tally: 2 aluminum atoms + 3 sulfur atoms + 12 oxygen atoms = 17 atoms total in each molecule.

## What is the charge of SO4 3?

Al has a 3+ charge, and SO4 has a 2 charge.

## How many atoms are in 6.5 moles of zinc?

Therefore, half a mole of zinc will feature 32.7 grams of zinc. The Mole 1) How many zinc (Zn) atoms in 5.16 moles of Zn? Atom = Mole / 6.0221415E+23. 6.5 moles 6.02 x 1023 atoms = 3.9 x 1024 atoms 1 mole 2.

## How much is a mole of CU?

The relation between molecular (formula) mass and molar mass Page 4 4 • To obtain one mole of copper atoms (6.02 x 1023 atoms), weigh out 63.55 g copper.

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