Question

woolen yarn to knitted sweater can a reversible or Irreversible

Answer 1

it is a reversible change because in this process knitted yarn is the product of woolen yarn and their is no change in it's chemical properties

Answer 2

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.

Example:

$N_{2}(g)+3 H_{2}(g) \leftrightarrow 2 N H_{3}(g)$

• If the reaction involve in the conversion of reactants into products called irreversible reaction.

Example:  

$2 N a(s)+2 H_{2} O(l) \rightarrow 2 N a O H(a q)+H_{2}(g)$

• Woollen yarn to knitted sweater is a reversible change because knitted yarn in this method is the result of woollen yarn and its chemical properties do not alter.