Part A How many grams of NaOH are required to prepare 240 mL of a 3.50...
How many grams of NaOH are in 175 mL of 3.50 M NaOH? Molar masses NaOH 40.00 g/mol 0.613 grams 24, 500 grams 50.0 grams 24.5 grams 613 grams
Part A How many grams of phenylephrine is needed to prepare 50. mL of a 14 % solution for a glaucoma patient? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Provide Feedback
How many grams of NaOH are required to prepare 400. ml of 3.0 M NaOH solution? uestion orrect ark 1.00 out of Select one: a.800 g Flng question b. 300g C. 12 g d. 48 g The correct answer is: 48 g
Part B How many grams (of mass m) of glucose are in 185 mL of a 5.50% (m/v) glucose solution? Express your answer with the appropriate units. ► View Available Hint(s) MÅ ? m = Value Units O You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Previous Answers Part You have a solution that is 18.5% (v/) methyl alcohol. If the bottle contains 1.99 L of solution, what is the volume (V)...
how many grams of NaF are needed to prepare 250. mL of a 3.50% m/v solution?
a)How many grams (to the nearest 0.1 g) of CaBr2 are required to prepare 290 mL of a 0.413 M solution of CaBr2? in g CaBr2 b)What mass (in g) of a concentrated solution of nitric acid (69.2% HNO3 by mass) is needed to prepare 322.5 g of a 13.2% solution of HNO3 by mass? in g c)What mass (in g) of solid NaOH (97.8% NaOH by mass) is required to prepare 2.06 L of a 11.0% solution of NaOH...
7. How many millilitres of 3.50 M NaOH can be prepared from 75.00 pared from 75.00 grams of solid NaOH? 8. A stock solution of 2.00 M CuCl2 is available. What volume of this stock solution is needed to prepare 250.0 mL of a 0.100 M CuCl2 solution? 9. A 4.691 g sample of MgCl2 is dissolved in enough water to give 750 mL of solution. What is the magnesium ion concentration in this solution? A) 3.70 x 10-2 M...
Part A How many grams of KMnO4 are required to prepare 1.500 L of 0.0300 M KMnO4 solution that is used in titrating Na2C204? V AEV - O ? g KMnO4 Submit Request Answer
1. How many grams of pure, solid NaOH are required to make 400 mL of 0.1M NaOH solution? 2. How many grams of a solution that is 50% by weight NaOH is required to make 400 mL of 0.1M NaOH solution? 3. The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 300 mL of 0.1M NaOH solution? 4. Why does weighing by difference...
Part B How many grams of dry NH4Cl need to be added to 1.90 L of a 0.400 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.77? Kb for ammonia is 1.8 x 10-5 Express your answer with the appropriate units. View Available Hint(s) CHÅN O a? mass of NH4C1 = 39.1 g Submit Previous Answers X Incorrect; Try Again; 4 attempts remaining