Question:
mam i am not getting ch 5 pure substances and mixtures
Answer:
Dear chapter 5 is Air & Atmosphere
If you want to study pure substances & mixtures then it is covered in this videos:
https://youtu.be/jHHy4AXWunA?si=ezXeUN_2I_22sLiH
https://youtu.be/nYAMBjiMF_0?si=Ny7Aahc5TeuC8jNR
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