Gas Laws Questions and Answers

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1 answer

asked Feb 11 in Chemistry Form 3 by 0759082XXX

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1 answer

a small crystal of potassium manganate (VII) eas placed in a beaker water. the beaker was left standing for 2 days without standing. State and explain the observations made

asked Feb 11 in Chemistry Form 3 by 0759082XXX

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2 answers

In an experiment,60 cubic cm of oxygen diffused a porous pot in 10seconds and 100 cubic cm of chlorine diffused the same porous pot in 30seconds. If density of oxygen is 1.25 calculate density of chlorine

asked Jan 19 in Chemistry Form 3 by 0113294XXX

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1 answer

calculate the molecular mass

asked Mar 20, 2022 in Chemistry Form 3 by RICHARdngatia

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calculate the molecular mass

asked Mar 20, 2022 in Chemistry Form 3 by RICHARdngatia

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properties of a magnet

asked Mar 11, 2022 in Physics Form 3 by millyodunga

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10 answers

state three application of gas laws

asked Mar 6, 2022 in Chemistry Form 3 by Justinamutheu

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1 answer

A car tyre is at pressure of 5.0x105 Pa at a temperature of 37℃. While it is running the temperature rises to 75℃. What is the new tyre pressure?(Assume the tyre does not expand)

asked Aug 18, 2021 in Physics Form 3 by anonymous

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1 answer

The figure below shows a set up used to verify pressure law.

asked Aug 18, 2021 in Physics Form 3 by anonymous

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1 answer

Explain how a gas exerts pressure.

asked Aug 18, 2021 in Physics Form 3 by anonymous

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1 answer

State the pressure law;

asked Aug 18, 2021 in Physics Form 3 by anonymous

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1 answer

20cm3 of oxygen diffused through a porous partition in 70s .how long would it take 20cm3. Of sulphur VI oxide to diffuse through the same portion under the same condition.

asked Aug 18, 2021 in Chemistry Form 3 by anony mous

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1 answer

The rate of diffusion of neon was found to be 1.45 times faster than that of an equa! volume of gas X at room temperature. Determine the relative formula mass of gas X (Ne = 20.0).

asked Aug 18, 2021 in Chemistry Form 3 by anony mous

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1 answer

A fixed mass of a gas has a volume of 200cm3 at a temperature of 47°C and 750mmHg. Calculate the volume the gas would occupy at 7°C and 750mmHg pressure.

asked Aug 18, 2021 in Chemistry Form 3 by anony mous

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1 answer

what happens oxygen is mixed with hydrogen

asked Aug 16, 2021 in Chemistry Form 3 by realpalmer

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2 answers

State Boyle’s Law

asked Aug 4, 2021 in Chemistry Form 3 by anony mous

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1 answer

A certain mass of gas occupies 0.15dm3 at 20°c and 98,648.5pa, Calculate it volume at 101325pa and 0°c

asked Aug 4, 2021 in Chemistry Form 3 by anony mous

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1 answer

60cm3 of oxygen diffuses through a porous pot in 50 seconds. How long would it take 60cm3 of oxygen gas diffuses through a porous pot in 50sec.How long would it take 60cm3 of Sulphur (iv) oxide to diffuse through the same pot under the same conditions?

asked Aug 4, 2021 in Chemistry Form 3 by anony mous

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1 answer

State Graham’s Law of diffusion.

asked Jul 27, 2021 in Chemistry Form 3 by anonymous

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1 answer

State the mathematical expression of Boyle’s Law

asked Jul 23, 2021 in Chemistry Form 3 by anony mous

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