Mole Conversions

16 Questions | Attempts: 364
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Question 1 / 17
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1. Give the representative particle (atoms, molecules or formula units) for:
oxygen gas

Explanation

Oxygen is a diatomic element, hence it is composed of molecules.

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About This Quiz
The Mole Quizzes & Trivia

Converting moles to grams, liters and number of particles and vice versa. Representative particles are also reviewed.

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2. 1 mole of xenon gas (at STP) would have a mass of ? grams.  (Round to nearest 1/10th of a gram)

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3. Convert .850 L of phosphorus trichloride gas (at STP) to grams.

Explanation

If you rounded molar masses to the nearest 1/10th of a gram, you should have 137.5 g/mole as the molar mass of phosphorus trichloride.

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4. Give the representative particle (atoms, molecules or formula units) for:

Ba(OH)2

Explanation

This is an ionic compound

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5. 1 mole of xenon gas (at STP) would have a volume of ? liters.

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6. 1 mole of xenon gas (at STP) would consist of ? atoms.
For answers in scientific notation, write the letter E in place of " x 10" followed by the exponent.  For example, 3.58E21 would be typed in to represent 3.58 x 1021

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7. Give the representative particle (atoms, molecules or formula units) for:
ammonium chloride

Explanation

this is an ionic compound

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8. Convert 5.88 x 1022 atoms of silicon to grams.  
Do not round off your answer in between steps.

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9. Give the representative particle (atoms, molecules or formula units) for:
iodine

Explanation

Iodine is diatomic.

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10. Give the representative particle (atoms, molecules or formula units) for:

phosphorus pentoxide

Explanation

This is a molecular compound

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11. Convert 265 mL of nitrogen gas at STP to molecules

Explanation

Did you change mL to L? 1000 mL = 1 L

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12. Give the representative particle (atoms, molecules or formula units) for:
tin

Explanation

All but seven of the elements have atoms as their rep. particles

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13. Convert .59 grams of sulfur dioxide gas to liters (at STP)

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14. Convert 12.9 g of calcium nitrate to moles.

Explanation

The molar mass of calcium nitrate is 164.1 g/mole. Did you look up charges and get the formula right?

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15. 1 mole of fluorine gas would have a mass of ? grams.

Explanation

Fluorine is diatomic so you have to double 19.0

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16. Convert 2.48 x 1024 formula units of aluminum sulfate to grams.

Explanation

Did you look up charges to get the right formula? Molar mass should be 342.3 g/mole.

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Give the representative particle (atoms, molecules or formula units)...
1 mole of xenon gas (at STP) would have a mass of ? grams....
Convert .850 L of phosphorus trichloride gas (at STP) to grams.
Give the representative particle (atoms, molecules or formula units)...
1 mole of xenon gas (at STP) would have a volume of ? liters.
1 mole of xenon gas (at STP) would consist of ? atoms.For answers in...
Give the representative particle (atoms, molecules or formula units)...
Convert 5.88 x 1022 atoms of silicon to grams.  Do not round off...
Give the representative particle (atoms, molecules or formula units)...
Give the representative particle (atoms, molecules or formula units)...
Convert 265 mL of nitrogen gas at STP to molecules
Give the representative particle (atoms, molecules or formula units)...
Convert .59 grams of sulfur dioxide gas to liters (at STP)
Convert 12.9 g of calcium nitrate to moles.
1 mole of fluorine gas would have a mass of ? grams.
Convert 2.48 x 1024 formula units of aluminum sulfate to grams.
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