Chemistry, asked by SAMEER2003, 1 year ago

Any 5 differences between fog and cloud....
And also between gas and vapour

Answers

Answered by indresh834
2
Fog vs Clouds

It is not that hard to distinguish fogs from clouds. Both are natural occurrences that happen in all skies around the globe. Aside from being an object of splendor, the cloud also plays a significant role in the weather cycle. They take form due to the condensation process. This is when water vapor (from evaporation) settles in the air and then transforms back into liquid form. Cloud formation is very important, most especially for vegetation, as it will aid in the precipitation of water back to the earth in the form of rain.

In the event that you’ll notice a plainly blank and cloudless clear sky, it doesn’t mean that water in the air is not present. As a matter of fact, the water vapor or droplets are just invisibly flowing through the air. They materialize in the skies as clouds when they mix up with dust particles, smoke, and salt. As a result, they grow larger. The size of these tiny droplets can range from ten microns to five mm. The surrounding cool air in higher elevations is an ideal environment for better condensation and cloud formation. There are many types of clouds like cirrus, stratus, cumulus, and nimbus to name a few.

2)A gas refers to a substance that has a single defined thermodynamic state at room temperature whereas a vapor refers to a substance that is a mixture of two phases at room temperature, namely gaseous and liquid phase. This also means that a vapor is a substance that has experienced some sort of phase change at room temperature. A gas is a substance whose molecules are in constant free motion past each other and can be compressed, which can also be referred to as a compressible fluid. When no liquid or solid can form at the temperature of the gas it is called a fixed gas.
It is worth noting that when referring to the four states of matter there is a ‘gas phase’ which does not necessarily refer to a gas as a distinct element but rather represents differences in interrelationships of molecules. A gas has its single gas particles vastly separated, making a gas invisible to the eye.

When a substance is at a temperature below its critical temperature it is in a ‘gas phase’ and therefore will be a vapour. A vapour can co-exist with a liquid or solid when they are in equilibrium state. Therefore from this we can infer that a vapour is a gas state of a substance at a temperature where it can co-exist with its liquid or solid state so for a liquid or solid to become vapour it does not have to first boil.

It is also of paramount importance to note that vapour is a result of the two types of vaporization of a liquid which are boiling and evaporation, the transition from liquid phase to ‘gas phase’. Evaporation occurs at the surface of the liquid when its temperature is below the boiling temperature at a given pressure. Boiling occurs below the surface of the liquid.

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SAMEER2003: How to mark it as brainiest....???
indresh834: when nihar had answered
Answered by Nihar21
0
Clouds can form at different altitudes.They can be as high as 12 miles above the sea level.
Fog is a kind of cloud which touches ground. Fog forms when air near the ground cool in enough to turn its water vapour into the liquid water or Ice.

A gas refers to a substance that has a single Define Thermodynamics state at room temperature various vapour refers to a substance that is a mixture of two phase at room temperature in namely gas any liquid phase.A vapour can coexist with a liquid or solid when they are in a equilibrium state.
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