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Laabri

E-day Project: Gas laws

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Last updated over 1 year ago
23 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

This project is made up of 3 sections. Please plan your time well to complete the project in 2 Hours.

You will need the graph paper and calculation page provided to you by your teacher and your calculator and a pen. THAT IS ALL NO TEXTBOOKS

This project is made up of 3 sections. Please plan your time well to complete the project in 2 Hours.

You will need the graph paper and calculation page provided to you by your teacher and your calculator and a pen. THAT IS ALL NO TEXTBOOKS

Introduction to Gases
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Gas law calculations: Watch the videos below and answer the questions that follow. For the calculations you do not need to show your working out just type in your final answer. Don't forget two decimal places and units of measure in your answer!
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Gas law practical investigation. Follow the simulation and answer the questions.
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Convert -20 °C into Kelvin

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2.

When gas molecules collide, kinetic molecular theory predicts

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3.

298K is equivalent to

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4.

Temperature is the kinetic energy of every particle in a substance.

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5.

Heat is the total energy of the motion of the molecules of a substance.

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6.
  • The force exerted on a given area of a container

  • 1 atm

  • m3

  • 6,02 X1023 particles of a substance

  • 101,3 atm

  • m2

  • The amount of space that matter occupies

  • SI unit for volume

  • Pressure at sea level

  • 1 mol

  • Pressure

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

A gas tanker is carrying 325,875 L of octane, C8H18, at 965 mm Hg. What is the volume of the propane at standard pressure?

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8.

The temperature inside Mark's fridge is about 3°C. If he places a balloon in the fridge that initially has a temperature of 25°C and a volume of 1,5 L , what will be the volume of the balloon when it is fully cooled by the refrigerator?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Two boys have a gas in a sealed container at a pressure of 5,25 atm at 32°C. A warning on the can tells them not to store the can in a place where the temperature will exceed 65°C but they place it in a hot area anyway. What would the gas pressure in the container be at 65°C

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10.

Initially, a gas is at a pressure of 23 atm, a volume of 18 L, and a temperature of 186 K. Then the pressure is increased to 39 atm and the temperature is increased to 398 K, what is the new volume of the gas?

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

Tick the law to which each proportionality applies.

Gay Lussac's law

Charles's law

Boyle's law

V ∝ T

p ∝ T

V ∝ 1/p

Question 12
00:51
Question 13
01:14
Question 14
01:29
Question 15
01:53
Question 16
02:11
Question 17
02:24
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18.

Write a hypothesis for this investigation.

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19.

The independent variable in this investigation is . The dependent variable in the investigation is . A controlled variable is .

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20.

Using the values obtained in questions 12-17 plot a graph on the graph paper provided to you by your teacher to represent the results of the investigation. Upload an image of your final graph here when you are done.

Asemmisa {{asɛmmisaAhyɛnsode}}
21.

Use your graph to predict the pressure of the gas when the temperature is 350 K.

The pressure is atm

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22.

What does the origin of your graph represent?

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23.

Name the gas law that you have investigated.