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Mole Concept (II)
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Sachin Rana is teaching live on Unacademy Plus

Sachin Rana
IIIrd Year UG, IITB | 115/120 in Maths in JEE Main (2016) | Qualified NSEA (Astronomy Olympiad) | YouTuber with over 1,00,000 subscribers.

Unacademy user
mam isko bhi saath me le chaliye
Garvita Mishra
a month ago
Kal se ye b Kara dungi
Sachin bhaiya i did not got that 100/70 part like if for 100->31.5 implies 1-> 31.5/100 and so for 70-> (70/100)x31.5 right !!! could you please explain that part
good 02:41 (d) is 64g SO2 but it was such a wonderful way of explaining things , and u r loved by over many students across India which is great