A solution of F− is prepared by dissolving 0.0744±0.0005 g NaF (molar mass = 41.989±0.001 g/mol) in 157.00±0.07 mL of water. Calculate the concentration of F− in solution and its absolute uncertainty.
A solution of F− is prepared by dissolving 0.0744±0.0005 g NaF (molar mass = 41.989±0.001 g/mol)...
A solution of F− is prepared by dissolving 0.0722±0.0005 g NaF (molar mass = 41.989±0.001 g/mol) in 154.00±0.06 mL of water. Calculate the concentration of F− in solution and its absolute uncertainty. Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very end of your calculations.
A solution of F− is prepared by dissolving 0.0986±0.0004 g NaF (molar mass = 41.989±0.001 g/mol ) in 162.00±0.06 mL of water. Calculate the concentration of F− in solution and its absolute uncertainty. Significant figures are graded for this problem. To avoid rounding errors, do not round your answers until the very end of your calculations.
A solution of F− is prepared by dissolving 0.0887±0.0006 g NaF (molar mass = 41.989±0.001 g/mol) in 152.00±0.09 mL of water. Calculate the concentration of F− in solution and its absolute uncertainty.
A solution of F^- is prepared by dissolving 0.0889 plusminus 0.0004g of NaF(molecular weight= 41.989 plusminus 0.001g/mol) in 163.00 plusminus 0.06 mL of water. Calculate the concentration of F^- in solution and its absolute uncertainty.
3. A solution of A is prepared by dissolving 0.1658+0.0006 g NaA (molar mass = 55.462+0.001 g/mol) in 235.00+0.04 mL of water. Calculate the molarity of A in solution and its absolute uncertainty. Be sure to use the correct number of significant figures for the final answer. (10 points)
3. A solution of Ais prepared by dissolving 0.1658+0.0006 g NaA (molar masse 55 A6240.001 g/mol) in 235.00:0.04 ml. of water. Calculate the molarity of Ain solutice and its absolute uncertainty. Be sure to use the correct number of significant figures for the final answer (10 points)
A solution is prepared by dissolving 10.2 g of sucrose (which has molar mass 342.2965 g/mol) in 151. g of water. At what temperature does this solution boil? Express your answer in units of °C.
3. (10 pts) A solution is prepared by dissolving 0.8434 (+/-0.0005) g of Pb(NO3)2 8 0.8434 (+/- 0.0005) g of Pb(NO3)2 (FM 331.111 +/- 0.009) in 250.0 (+/- 0.1) mL. Find the molarity and its uncertainty with an appropria number of significant figures.
A standard stock solution of Cr6+ was prepared by dissolving 0.507 g dried K2CrO4 (formular mass=194.1896 g/mol) in deionized water and diluting to 100 mL in a volumetric flask. What is the concentration of the standard solution in units of g Cr/L? The molar mass of chromium is 51.9961 g/mol.
A stock solution was prepared by dissolving 0.593 g of pure ASA (molar mass = 180.2 g/mol) with NaOH solution and diluting with water in a 1000 mL volumetric flask. This was followed by pipetting 4.00 mL of the stock solution into flask A and 5.0 mL of the stock into flask B. Flasks A and B were each diluted to 20 mL mark of the volumetric flask. What are the concentrations, in molarity, of ASA in flasks A and...