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Chemistry, 26.07.2021 19:40 darreny246

Tareeqae pighlao ki tashreeh karein? kia bulandi par nuqtae pighlao tabdeel hojata hai?
har dafa taaza perafeen mae(liquid) kyun lena chahiye?
perafeen mae ko musalsal kyun hilate rehna rehna chahiye?
practical no 2 viva question
answer in urdu..

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Tareeqae pighlao ki tashreeh karein? kia bulandi par nuqtae pighlao tabdeel hojata hai?
har d...
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