What is the weight-average molar mass of a polymer sample?

Aug 6, 2015 ... The chemical formula of NH3 suggests that it contains 1 mole of N and 3 moles of H. · Therefore, the molar mass of NH3 = (1 x molar mass of N + ... Mar 20, 2025 ... Next, assume exactly 1mol of ammonia (n=1) and calculate the volume that such an amount would occupy at the given temperature and pressure. V=nR ... Sep 30, 2019 ... Molecular mass of NH 3 can be calculated as follows: (1 × 14) + (3 × 1) = 17 Hence, molecular mass of NH 3 is 17 u. Enter a chemical formula to calculate its molar mass and elemental composition. Molar mass of (NH 3 ) 2 SO 4 is 130.1236 g/mol. ... ammonia. This is because hydrogen chloride has almost twice the molecular weight of ammonia, and the rate of diffusion is inversely proportional to the ... For the calculation, please note that the weight percentage is for NH3, molecular weight 17.034. (31 grams of NH3 / 100 grams of solution) X (890 grams of ... Calculate the molar mass of barium dichloride dihydrate. What molar ... NCl3(l) + 3H2O(l) → NH3(aq) + 3HOCl(aq) b. AgNO3(aq) + NH4I(aq) → AgI(s) + ... May 13, 2010 ... However, the molar mass given for. SO3 is wrong. Question 14 was ... 20 What is the H-N-H angle in the NH3 molecule? Choose the closest ... What is the molar mass of NH3? (H = 1.01 g/mol, N = 14.01 g/mol). Flexi Avatar. Flexi Says: ... Weight. 2, Xi, u(Xi), (%). 3, qmi-j, Permeation rate, g min−1, 475.5 × 10−9, 1.65 × 10−9, 20.7. 4, M, NH3 molar mass, g mol−1, 17.0305, 4.1 × 10−4, 0. 5, qva ...