It is as 'big' as 0.01 mole Al (not the 'rodent' mole, that's much bigger than 0.27 g!)
4,12 grams aluminum sulfate is equivalent to 0,012 moles (for the anhydrous salt).
266,86 g aluminium chloride are obtained.
9 grams aluminum (1 mole Al/26.98 grams) = 0.3 moles aluminum ==============
I assume you mean grams of aluminum. 4.1 X 10 -5 grams aluminum (1 mole Al/26.98 grams)(6.022 X 1023/1 mole Al) = 9.2 X 1017 atoms of aluminum ------------------------------------------
9.4 grams
33 grams aluminum (1 mole Al/26.98 grams) = 1.2 moles of aluminum ================
How much is 5 grams of aluminum
17.9 grams
1,99 grams of aluminum is equal to 0,0737 moles.
10 grams aluminum (1 mole Al/26.98 grams) = 0.37 moles of aluminum ---------------------------------
2
The molar mass of anhydrous aluminum chloride is 133,34 grams.
4,12 grams aluminum sulfate is equivalent to 0,012 moles (for the anhydrous salt).
16. 2 grams aluminum (1 mole Al/26.98 grams)(6.022 X 1023/1 mole Al) = 3.62 X 1023 atoms of aluminum -------------------------------------------
10
16.3106
266,86 g aluminium chloride are obtained.