Is Woollen yarn to knitted sweater reversible?

Woollen yarn to knitted sweater is a reversible reaction because knitted sweater can be open up to make a yarn again.

Is woolen yarn to knitted sweater reversible?

Answer: Woollen yarn to knitted sweater is a reversible reaction. Explanation: If the reaction involved the conversion of reactants into products as well as products into reactants called reversible reaction.

When a woolen yarn is knitted to get a sweater The change can be classified as Dash?

When a woolen yarn is knitted to get a sweater, the change can be classified as physical change.

Can you reverse straight string to coiled string?

Straight string to coiled string is a reversible change because coiling a straight string into a coiled one can be done but this process can be done only under high pressure, then it becomes reversible.

Can we reverse the sawing of wood?

You accidentally dropped your favourite toy and broke it. This is a change you did not want. Can this change be reversed?

Answer the following questions:

Change Can Be Reversed (yes/no)
The sawing of a piece of wood No
The melting of ice candy Yes
Dissolving sugar in water Yes
The cooking of food No
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Why wool being knitted into a sweater is a physical change?

Answer: In a physical change no new substance is formed . in this case when the wool is knitted into a sweater only the appearance is changed no new substance is formed . we can get back the wool from the sweater and thus it is a physical change .

When a woolen yarn is?

Woolen yarn is soft, light, stretchy, and full of air. It is thus a good insulator, and makes a good knitting yarn. Woolen yarn is in contrast to worsted yarn, in which the fibers are combed to lie parallel rather than carded, producing a hard, strong yarn.

Is souring of milk a chemical change?

The changing of milk into a sour form can be explained in detail. Lactose is a form of sugar that is generally found in milk. … Therefore milk souring is known as a chemical transition or chemical change because it ends up forming a new product that is the lactic acid, hence leaving the milk sour.

What is coiled string?

1. n. [Well Workover and Intervention] A continuous length of low-alloy carbon-steel tubing that can be spooled on a reel for transport, then deployed into a wellbore for the placement of fluids or manipulation of tools during workover and well-intervention operations.

Is cow dung to biogas reversible?

Cow dung can be changed into Biogas but, Bio-gas cannot be changed again into Cow dung. Hence, the change is irreversible.

Can all changes always be reversed?

A change which cannot happen backward, that is, it cannot be reversed is called an irreversible change. When you burn a piece of paper, it turns to ash.

Difference between physical and chemical changes.

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Physical changes Chemical changes
Mostly reversible changes. All are irreversible changes.
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