Which of the following is an example of a physical change - 1- Flaring – McqOptions

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1.	Which of the following is an example of a physical change - 1- Flaring of paper 2- Change in color 3- Burning of paper 4- Combination of hydrogen and oxygen to form water
A.	केवल 1
B.	केवल 1 और 2
C.	केवल 2 और 3
D.	1, 2, 3 और 4
Answer» B. केवल 1 और 2

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