can anyone give me a test on chapter 1 of science of class 9 chemistry
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1.Describe liquification of gas
2.How does effect of pressure apply on state of change of matter
3.Describe BEC state
4 Describe Latent heat of fusion and vaporisation.
2.How does effect of pressure apply on state of change of matter
3.Describe BEC state
4 Describe Latent heat of fusion and vaporisation.
adfagjj:
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