Question

11. The gas we use in the kitchen is called liquified petroleum gas (LPG). In
the cylinder it exist as a liquid. When it comes out from the cylinder it
becomes a gas (Change - A) then it burns (Change - B). The following
statements pertain to these changes. Choose the correct one.
(1) Process - A is a chemical change.
(1) Process - B is a chemical change.
() Both processes A and B are chemical changes.
(iv) None of these processes is a chemical change.
12. Annarobic bacteria diron​

Answer 1

Answer:

option c is the correct answer

Answer 2

Answer:

answer is c

Explanation:

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