Honors Chemistry Final Exam

Honors Chemistry Final Exam

Assessment

Flashcard

Chemistry

10th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the most important piece of safety equipment to wear when working with chemicals or fire?

Back

Goggles/Safety glasses are essential to protect your eyes from harmful substances.

2.

FLASHCARD QUESTION

Front

How do you calculate the volume of a substance given its mass and density?

Back

Volume = Mass / Density. For example, for 350.0 g of antifreeze with a density of 1.21 g/mL, Volume = 350.0 g / 1.21 g/mL = 289 mL.

3.

FLASHCARD QUESTION

Front

What is the formula to calculate Specific Heat?

Back

q = m x C x ΔT, where q is heat absorbed, m is mass, C is specific heat, and ΔT is the change in temperature.

4.

FLASHCARD QUESTION

Front

What is the Specific Heat of a substance if 48.0 J of heat is absorbed by a 12.0 g sample heated from 20.0 to 40.0 degrees Celsius?

Back

Specific Heat = q / (m x ΔT) = 48.0 J / (12.0 g x 20.0°C) = 0.200 J/g°C.

5.

FLASHCARD QUESTION

Front

What type of change occurs when water boils to become steam?

Back

It undergoes a physical change.

6.

FLASHCARD QUESTION

Front

How do you express a number in scientific notation?

Back

Move the decimal point to create a number between 1 and 10, then multiply by 10 raised to the number of places moved.

7.

FLASHCARD QUESTION

Front

Convert 0.00000618 to scientific notation.

Back

6.18 x 10^-6.

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