Question

व्हाट विल बी द मोलेरिटी ऑफ सॉल्यूशन कंटेनिंग 18.5% गैस इन 500 ग्राम ऑफ वाटर​

Answer 1

1 mol = 6.022×10^23

Explanation:

No. of moles of substance (n) =Mas of sub. in gm÷Mol to Molecular mass of sub .

you can use this formula and solve yourself