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नंबर ऑफ एटम्स प्रेजेंट इन 52 ग्राम ऑफ हीलियम इज |
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Answer» 13×6.022×10^23 atoms it is ASKED that we NEED to find 52 G HELIUM have how many atom and 4g gram mass of helium will have NA atomsso 52/4 =13 times13× Na atoms |
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