जॉइन Examsbookउत्तर : 1. "63 g/mol"
Molar mass of HNO3?5
प्र: Molar mass of HNO3?
- 163 g/moltrue
- 253 g/molfalse
- 348 g/molfalse
- 452 g/molfalse
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उत्तर : 1. "63 g/mol"
व्याख्या :
Answer: A) 63 g/mol Explanation: Calculation of molar mass of HNO3: Atomic masses of H, N, O are 1, 14, 16 respectively Now the molar mass of HNO3 is HNO3 = 1X1 + 1X14 + 3X16 = 1 + 14 + 48 = 63 g/mol or amu.