Avogadro's Number

Practice Questions

SAT Subject Test in Chemistry › Avogadro's Number

Questions

4

1

How many nitrate ions are in one mole of $Ca(NO_{3})_{2}$ ?

2

How many hydrogen atoms are in one mole of $(NH_{4})_{2}S$ ?

3

Calculate the number of aluminum ions in $4.5\times10^{-2}$ moles of $\text{Al}_2(\text{Cr}_2\text{O}_7)_3$ .

4

How many atoms of chloride are in 0.2550 g of aluminum chloride, $\text{AlCl}_3$ ?

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