Subsection 1.2. Diffusion for Chemistry, O Level - revisedeck

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1.2. Diffusion

A subsection of Chemistry, 5070, through 1. States of matter

Listing 10 of 26 questions

Four gases are listed. CH4 NH3 CO2 N2 1 mol / dm3 of each of gases 1 – 4 is allowed to diffuse. What is the order of their rate of diffusion at room temperature and pressure?

5070_w16_qp_11

MCQ

2016

Paper 1, Variant 1

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A purple pill is placed in a beaker of water. The beaker is left for several hours. The diagram shows the appearance of the water when the pill is added and several hours later. water several hours purple pill pale purple solution Which statement explains why this change occurs?

5070_w17_qp_11

MCQ

2017

Paper 1, Variant 1

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The rate of diffusion of carbon dioxide and methane is investigated at two different temperatures, one high and one low. Which row correctly shows the gas that diffuses faster and the temperature at which diffusion takes place most rapidly?

5070_w21_qp_11

MCQ

2021

Paper 1, Variant 1

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Which row shows both a property of a gas and the correct explanation for this property?

5070_w24_qp_11

MCQ

2024

Paper 1, Variant 1

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Which property of a gas affects the rate at which it spreads throughout a laboratory?

5070_s07_qp_1

MCQ

2007

Paper 1, Variant 0

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An inflated balloon goes down because gas molecules can diffuse through the rubber. Four balloons are filled with different gases at the same temperature and pressure. Which balloon would go down quickest?

5070_s09_qp_1

MCQ

2009

Paper 1, Variant 0

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Gases can diffuse through porous pots. The diagram shows a beaker full of nitrogen inverted over a porous pot containing carbon monoxide. beaker carbon monoxide porous pot nitrogen water The water level does not move. Which statement explains this?

5070_s16_qp_11

MCQ

2016

Paper 1, Variant 1

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Gases can diffuse through porous pots. The diagram shows a beaker full of nitrogen inverted over a porous pot containing carbon monoxide. beaker carbon monoxide porous pot nitrogen water The water level does not move. Which statement explains this?

5070_s16_qp_12

MCQ

2016

Paper 1, Variant 2

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Which statement correctly explains why chlorine, Cl 2, at 40 °C diffuses more slowly than neon, Ne, at 20 °C?

5070_s17_qp_11

MCQ

2017

Paper 1, Variant 1

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Which gas will diffuse at the fastest rate at the same temperature and pressure?

5070_s19_qp_12

MCQ

2019

Paper 1, Variant 2

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Questions Discovered

26