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Question 10 1 pts What is the molarity of the resulting solution when 300 ml of...
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
Canvas 1 pts Question 32 What is the molarity of the diluted solution? 50.0 ml. of a 1.20-M solution of C,H,OH is diluted to a final volume of 96.0ml. O 5.11M O 0.0489 M O 0.625 M O 0.305 M 1 pts Question 33 A cough syrup contains 5.0% ethyl alcohol, (CH.OH, (MM46.07g/mol), by mass. If a 250ml, bottle contains 12.4g of ethanol, what is the molarity of the alcohol in the cough syrup. 0.109M O 10.1M O 1.08M MacBook...
need help with these asap Question 10 Choose the correct numerical value for the molarity from the response list for a solution using 50.0 mL of 0.40 M solution diluted to a final volume of 0.400 L. 0.050 M 8.0 M 3.20 M O 0.10 M 2 pts Question 11 A 0.300 M solution of LiOH that contains 0.600 mole of solute would have a volume, in milliliters, of 1.67 x 10 ml 30.0 mL 6,00 x 10-ml. 2.00 x...
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...
Question 9 5 pts What is the molarity of a solution formed by dissolving 13.7 g LiOH in enough water to yield 53.2 mL of solution? O 6.17 x 103M O 30.4M 0.572 M O 10.8 M Question 10 6 pts
a. What is the new % (m/v) concentration when water is added to 25.0 mL of 20.0% (m/v) NaOH to make 300.0 mL of a diluted NaOH solution? b. What is the new molarity of the solution when water is added to 125.0 mL of 2.50 M NaOH to make 300. mL of a diluted NaOH solution?
8. A 50-g/L solution was diluted 1:5. This diluted sam ple was then diluted 1:10. What is the concentration of the final solution? a. 0.8 g/L b. 1 g/L c. 2.9 g/L d. 3.3 g/L 9. How much diluent is needed to prepare 300 mL of a 0.2-M working solution from a 0.8-M stock solution? a. 75 mL b. 225 ml c. 900 mL d. 1200 mL 10. What is the molarity of a solution containing 2 mol of sodium...
Question 25 of 35 > What is molarity of A1+ ions in a solution prepared by dissolving 1.06 g of Al2(SO4)3 in 250,0 mL of water. Molar mass of Al2(SO4)3 is 342.15 g/mol. Enter your answer in the provided box. For this question, show your complete work in Part 2 Question 24 of 35 > An aqueous potassium iodate stock solution is made by dissolving 5.86 mol KIO, in sufficient water for the final volume of the solution to be...
3 pts Question 10 What is the molarity of a sodium chloride solution when 10.0 mol of NaCl are dissolved in 5.00 x 102mL of water? (Assume the solution volume equals the volume of water.) 20.0M 0.0200M 0.200M 2.00 M
13.9 Molarity and chemical reactions in aqueous solution Volume of solution A Volume of solution B Molarity Molarity Particles Particles of A Avogadro's number Moles of A Equation coefficients Formula subscripts Moles of B Avogadro's number of B Molar mass Molar mass Grams of A Grams of B 2011 Pearson Education, Inc Percent by mass (g solute/g solution) Take 100 g solution Mass of solution Mass of solute Density Molar mass Volume of solution Moles of solute Division Molarity (moles...