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Chemistry, 02.02.2021 15:20 Lesquirrel

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 P...
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