Calculate the formula mass and molar mass of NH3. Formula mass a mu Molar mass= g/mol
Calculate the molar mass of calcium nitrate. Calculate the molar mass of calcium nitrate. 164.10 g/mol 132.10 g/mol 102.09 g/mol 136.03 g/mol none of the above I typically understand how to calculate the molar mass but not when it is a compound. I originally got 102.09 but it was marked wrong on my homework and I do not know how to get to the correct answer.
16. You synthesized 3.204 g of Ni(NH3)nCl2. The mass percent of NH3 and Ni2+ in the synthesized Ni(NH3)nCl2 were 44.1% and 25.3%, respectively. Molar mass of Ni2+ , NH3 and Cl2 are 58.69 g/mol, 17.04 g/mol, and 70.90 g/mol, respectively. a) (1 pts) Calculate the mass percent of Cl2. b) (1 pts) Calculate the masses of Ni2+ , NH3 and Cl2. c) (1 pts) Calculate the number of moles of Ni2+ . d) (1 pts) Calculate the number of moles...
A compound with the empirical formula of NaSO₄ and a molar mass of 238 g/mol has a molecular formula of:
Calculate the molar mass of each compound. CH g/mol C3H2,02 g/mol
1) if 6.85 of glucose( C6H12O6, molar mass=180.2 g/mol) is dissolved in 155g of chloroform( CHCL3,molar mass= 119.4 g/mol) , what is the boiling point of the solution. ( the boiling point of pure CHCl3 is 61.2 celsius, and Kb = 3.63 celsius/m for CHCl3) 2) a,) Liquid ammonia (boiling point = -33.4C) can be used as a refrigerant and heat transfer fluid. How much energy is needed to heat 25.0 g of NH3(l) from -65.0C to -12.0C? Heat of...
A compound with the empirical formula CH, has a molar mass of 70 g/mol. What is the molecular formula for this compound? molecular formula:
Cyclohexylbenzene has the empirical formula C3H4. Its molar mass is 160.3 g/mol. Its molecular formula is:
Calculate the molar mass of Na2SO4. Multiple Choice 94.05 g/mol 71.06 g/mol 119.06 g/mol 142.04 g/mol 110.05 g/mol
The molar mass of AB is 75.0 g/mol, the molar mass of AC is 60.0 g/mol, and the molar mass of B is 50.0 g/mol. What is the theoretical yield (in grams) of AC from the reaction of 28.0 g of AB?
Calculate the molar mass of each compound. CH g/mol C,H,O, g/mol