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WHICH SIGN CAN SAY THAT A PHYSICAL CHANGE HAS TAKEN PLACE 1.FORMATION OF GAS 2.FORMATION OF PRECIPITATE 3.EVOLUTION OF HEAT 4.ALL THE ABOVE

WHICH SIGN CAN SAY THAT A PHYSICAL CHANGE HAS TAKEN PLACE 1.FORMATION OF GAS 2.FORMATION OF PRECIPITATE 3.EVOLUTION OF HEAT 4.ALL THE ABOVE
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WHICH SIGN CAN SAY THAT A PHYSICAL CHANGE HAS TAKEN PLACE

1.FORMATION OF GAS
2.FORMATION OF PRECIPITATE
3.EVOLUTION OF HEAT
4.ALL THE ABOVE

asked
User Byron Ross
by
8.1k points

1 Answer

7 votes

Answer:

4. all of the above

Step-by-step explanation:

that my answer hehehe..

answered
User Simran Kaur
by
8.5k points
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