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yahaya from nupe land

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Q: What is upward displacement of air?
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How is ammonia gas collected in the laboratory preparation of ammonia gas?

Ammonia gas is collected by upward displacement of air in the laboratory preparation. This involves passing the gas over water and collecting it by downward displacement because ammonia is lighter than air. The gas is then bubbled through water to dissolve any remaining gas before use.


What is upward displacement and downward displacement of water?

Upward displacement of water occurs when an object is placed in water, causing the water level to rise. Downward displacement of water occurs when an object is submerged into water, causing the water level to drop.


Why hydrogen cant be collected by the downward displacement of air?

Hydrogen is lighter than air, which is why it rises upwards in the atmosphere. When collected by the downward displacement of air, the denser air prevents the lighter hydrogen from being fully collected as it continues to rise. This method is more effective for gases that are denser than air.


What is upward and downward displacement?

Upward displacement refers to an object's change in position moving in an upward direction, while downward displacement refers to an object's change in position moving in a downward direction along a vertical axis. These displacements are measured vertically from a reference point, such as the starting position of the object.


How do you collect ammonia gas?

Ammonia gas can be collected by the downward displacement of air because it is lighter than air. It can also be collected by the upward displacement of air because it is water soluble and less dense than air. Additionally, it can be collected using a gas syringe or gas-collecting bottle attached to the reaction vessel where ammonia is being generated.


Which one of the following remains constant while throwing a ball upward-displacement or kinetic energy or acceleration or velocity?

displacement


What is the difference between upward and downward delivery?

If you r talking about gases Downward delivery:-collecting gases which are denser than air. e.g. carbon dioxide, chlorine. upward delivery :-collecting gases which are less dense than air. e.g. hydrogen.


Maximum displacement upward of a particle of the medium?

The maximum displacement upward of a particle of the medium is known as the amplitude. It is the distance from the equilibrium position to the peak of the wave.


What is an upward flow of air?

An upward flow of (warm) air is known as a Thermal .


What is an upward moving current of air?

An upward moving current of air is called an updraft.


What is upward displacement of gas?

Upward displacement of gas refers to a process where a gas is released into a container, causing another gas to be pushed out and rise upwards due to its lower density. This displacement occurs because gases fill the available space in a container evenly, with lighter gases displacing heavier ones vertically.


What is an upward force?

It is a force which acts in the upward direction.