Part A. What is the molarity of each of the
following?
• 325mL of a solution containing 46.8g of NaHCO3
Part B. What is the final volume, in mL, if 15.0 mL of a 1.80 M KOH
solution is diluted to give a 0.300 M KOH solution?
Part A. What is the molarity of each of the following? • 325mL of a solution...
Part A. caculate the molarity. 6.65 g of NaCl in 250. mL of a NaCl solution Part B. calculate the volume, in liters, for each of the following 34.0 g of NaHCO3 from a 1.00 M NaHCO3 solution (express your answer as three significant figures) Part C. calculate the final concentration of each of the following 1. a 20.0 ml sample of an 7.0% (m/v) KBr solution is diluted with water so that the final volume is 222.0 mL 2....
27) What is the concentration (molarity) of HCI in the final solution when 65 mL of a 9.0 M HCl solution is diluted with pure water to a total volume of 0.15 L? 28) How many milliliters of a 9.0 M H2SO4 solution are needed to make 0. 45 L of a 3.5 M solution? A) 0. 18 mL B) 1.2 mL C) 180 mL D) 1200 mL 29) A student prepared a stock solution by dissolving 15.0 g of...
I need all of the following questions answered completely for chapter 13. 6) Calculate the freezing point of a water solution at each of these concentration. part A) 0.75m part B) 1.25m part C) 4.5m part D) 2.15m 7) A 140-mL sample of an 8.9 M NaCl solution is diluted to 2.0L. What volume of the diluted solution contains 13.8g of NaCl? 8) A 157-mL sample of a 1.3M sucrose solution is diluted to 550mL. what is the molarity of...
+. Calculate the molarity of a solution containing 7.50 mol formaldehyde, CH20, in enough water to make 1.50 L of solution. 2. Calculate the molarity of 50.0 mL of solution containing 7.50 g of methanol, CHO. 3. Calculate the number of moles and grams of ethyl alcohol, C2H60, in 29.21 mL of a 6.013 M solution. Dilution: 4. Calculate the final concentration of NaCl after 1.25 L of 0.500 M NaCl is (a) diluted to 2.50 L with water and...
Experiment 9 Determinations of Concentrations of Colored som Prelaboratory Exercises 1. If a 15.0 mL solution of 2.5 M NaCl is diluted to a volume of 100 mL (1.00 what is the molarity (M) of the diluted solution? Show all your steps with S diluted to a volume of 100 mL (1.00 X 10mL), 3. What is the molarity of a solution prepared by dissolving 0.450 g of HNO, in 300 mL (3.00 X 10 mL) of water? Show all...
What is the molarity of 0.500 L of a potassium chromate solution containing 0.0650 mol of K2CrO4? What is the molarity of 4.50 L of a solution containing 0.206 mol of urea [(NH2)2CO]? What mass of HCl is present in 825 mL of a 1.25 M solution? What mass of isopropyl alcohol (C3H8O) is dissolved in 2.050 L of a 4.45 M aqueous C3H8O solution?A 50.0 mL sample of saltwater that is 3.0% m/v is diluted to 950 mL. What...
30.0 mL of a 3.0 KOH solution are diluted to 250.0 mL. what is the molarity of the diluted KOH solution?
What is the molarity(M) of a aqueous solution containing 22.5 g of sucrose(C12H22O11) in 35.5 mL of solution
3 pts Question 13 What is the molarity of an aqueous solution of hydrochloric acid if 50.00 mL of 5.00 M HCl(aq) is diluted to a new volume of 100.0 mL? 5.00M 100M 2.50M 1.25M 3 pts Question 14 How many moles of sulfuric acid are in 300.0 mL of 2.00 M H2SO4(aq) 300 mol 0.300 ml 500 ml 0.600 mol
2. + -16 points OSAtomsChem1 6.3.P.038. What is the molarity of the diluted solution when each of the following solutions is diluted to the given final volume? (a) 2.75 L of a 0.395 M solution of Fe(NO2), is diluted to a final volume of 3.15 L (b) 0.4150 L of a 0.1162 M solution of C,H,OH is diluted to a final volume of 1.328 L (c) 1.40 L of a 0.245 M solution of H,PO, is diluted to a final...