Intermolecular Forces and Gas Laws

Intermolecular Forces and Gas Laws

Assessment

Flashcard

Science

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is molarity?

Back

Molarity is a measure of concentration defined as the number of moles of solute per liter of solution (mol/L).

2.

FLASHCARD QUESTION

Front

How do you calculate moles from molarity and volume?

Back

Moles = Molarity (mol/L) × Volume (L).

3.

FLASHCARD QUESTION

Front

What is the molar mass of cobalt(II) nitrate, Co(NO3)2?

Back

The molar mass of Co(NO3)2 is approximately 182.9 g/mol.

4.

FLASHCARD QUESTION

Front

How many moles are in 8.40 grams of cobalt(II) nitrate, Co(NO3)2?

Back

0.0459 moles.

5.

FLASHCARD QUESTION

Front

What is the formula to calculate the number of moles from grams?

Back

Moles = Mass (g) / Molar Mass (g/mol).

6.

FLASHCARD QUESTION

Front

How many moles are in 25.0 grams of potassium sulfide (K2S)?

Back

0.23 moles.

7.

FLASHCARD QUESTION

Front

What does Kinetic Molecular Theory state about gas particles?

Back

Kinetic Molecular Theory states that gas particles are in constant motion and that they collide elastically, meaning there is transfer but no loss of energy.

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