The number of moles of helium weighing 0.4 g is same as the number of moles of molecules of element 'E' containing 4.816 x 1023 atoms. The atomicity of element 'E' is (1) 4 (2) 5 (3) 8 (4) 2
Am spamming after so long, this brings back many memories but sad many of my friends are not here
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Same here.... I really got sad when you stoped talking with meh...
Explanation:
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.
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