Unit 5 part 2

Unit 5 part 2

Assessment

Flashcard

Science

10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the partial pressure of a gas in a mixture?

Back

The partial pressure of a gas is the pressure that gas would exert if it occupied the entire volume of the mixture alone. It can be calculated using the formula: Partial Pressure = (Mole Fraction) x (Total Pressure).

2.

FLASHCARD QUESTION

Front

If a gas mixture contains 25% of gas A and the total pressure is 8 atm, what is the partial pressure of gas A?

Back

2 atm

3.

FLASHCARD QUESTION

Front

What happens to air pressure as altitude increases?

Back

Air pressure decreases as altitude increases.

4.

FLASHCARD QUESTION

Front

What is the relationship between the percentage of a gas in a mixture and its partial pressure?

Back

The partial pressure of a gas in a mixture is directly proportional to its percentage in the mixture.

5.

FLASHCARD QUESTION

Front

What is an intramolecular attraction?

Back

Intramolecular attractions are the forces that hold atoms together within a molecule, such as covalent or ionic bonds.

6.

FLASHCARD QUESTION

Front

What occurs when intramolecular attractions are broken?

Back

When intramolecular attractions are broken, chemical bonds are broken.

7.

FLASHCARD QUESTION

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.

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