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2.) Calculate the number of Hydrogen atoms in 5.4 moles of...

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2.) Calculate the number of Hydrogen atoms in 5.4 moles of...

2.) Calculate the number of Hydrogen atoms in 5.4 moles of Hydrogen.

a.9.0 x 10-24 Hydrogen atoms.

b.3.3 x 1024 Hydrogen atoms.

c.3.3 x 10-22 Hydrogen atoms.

d.9.0 x 1022 Hydrogen atoms.


3.) Calculate the moles of water molecules in 8.7 x 1022 molecules of water.

a.5.2 mol H2O.

b.1.4 x 1045 mol H2O.

c.5.2 x 1046 mol H2O.

d.0.14 mol H2O.


4.) Sucrose, common table sugar, has the molecular formula of C12H22O11

Calculate the moles of carbon in 0.581 moles of sucrose.

a.20.7 mol C.

b.6.97 mol C.

c.7.23 x 1024 mol C.

d.1.99 x 10-23 mol C.


5.) Sucrose, common table sugar, has the molecular formula of C12H22O11

Calculate the atoms of oxygen in 0.581 moles of sucrose.

a.6.02 x 1023 O atoms.

b.3.50 x 1023 O atoms.

c.6.4 O atoms.

d.3.85 x 1024 O atoms.


6.) Ammonium Phosphate, (NH4)3PO4, is a possible component in fertilizer.

How many moles of Nitrogen are in 4.6 moles of ammonium Phosphate?

a.2.8 x 1024 mol N.

b.8.3 x 1024 mol N.

c.14 mol N.

d.4.6 mol N.


7.) Ammonium Phosphate, (NH4)3PO4, is a possible component in fertilizer.

How many atoms of Hydrogen are in 4.6 moles of ammonium Phosphate?

a.3.3 x 1025 H atoms.

b.1.1 x 1025 H atoms.

c.8.3 x 1024 H atoms.

d.6.0 x 1023 H atoms.

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