(a)
Interpretation:
Concentration of diluted Hydrogen peroxide solution has to be calculated.
Concept Introduction:
Mass–volume percent is given by,
(b)
Interpretation:
Concentration of diluted Hydrogen peroxide solution has to be calculated.
Concept Introduction:
Volume–volume percent is given by,
(c)
Interpretation:
Concentration of diluted Hydrogen peroxide solution has to be calculated.
Concept Introduction:
Mass-percent is given by,
(d)
Interpretation:
Concentration of diluted Hydrogen peroxide solution has to be calculated.
Concept Introduction:
Molarity:
Concentration of solution is given in the term of molarity it is given by,
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Chapter 8 Solutions
General, Organic, and Biological Chemistry
- Solution R is prepared by dissolving 10.00 g of KF in 90.0 g of water. Solution S is prepared by dissolving 4.0 g of KF in 96.0 g of water. Which statement below is true about solutions R and S? a Solution S is more dilute than solution R. b Solution R is more dilute than solution S. c Solution S is more concentrated than solution R. d Solution R is less concentrated than solution S.arrow_forward2,4-Dichlorophenoxyacetic acid ("2,4-D") is a widely used herbicide with the molecular formula C8H6Cl2O3C8H6Cl2O3. The pKapKa of 2,4-D is 2.73. A certain water-based herbicide product contains 130 gL−1gL−1 of 2,4-D. What is the pHpH of the 2,4-D solution?arrow_forwardSolution A is prepared by dissolving 5.0 g of KCl in 95.0 g of water. Solution B is prepared by dissolving 10.0 g KCl in 90.0 g water. Which of the statements is true about soutions A and B? a. Solution B is more dilute than solution A. b. Solution A is less dilute than solution B. c. Solution B is more concentrated than solution A. d. Solution B is less concentrated than solutoin A.arrow_forward
- What is the equivalent weight per mole of carbonic acid? a. 4 b. 2 c.1 d. 3arrow_forwardSeparation of 1.0 L of sea water produced 55 mol of water, 0.55 mol of chloride ions, 0.47 mol of sodium ions, and 0.028 mol of sulfate ions. Which is the solvent? a) Chloride b) Sodium c) Sulfate d) Water Which 0.025 mol/L solution has a equation of 0.050 mol/L? a) Fe2(SO4)2 b) MgSO4 c) (NH4)2SO4 d) Pt(SO4)2arrow_forward6-ROX is a dye with a molecular weight of 631.67 g/mol. A student prepares a stock solution by dissolving 0.275 grams of 6-ROX in 500.0 ml of solvent. The student then prepares a working solution by taking 10.00 ml of the stock solution and diluting it to a final volume of 250.0 ml. Calculate the final concentration of the dye in the working solution in moles per liter. Answer = ______ moles/liter Large and small numbers may be entered in calculator notation: 2.30×10–5 can be entered as 2.30E–5arrow_forward
- Chemistry Prepare serial dilutions of 0.08M potassium chloride and 0.08M SLS from the stock solutions provided. Prepare 200ml of each dilution from the following table. ***The dilution is made only with the potassium chloride and SLS. Do not use water or any other diluents!***.arrow_forwardA cough syrup, which comes in a concentrated syrup, contains red dye #40.The red dye #40 syrup is diluted three consecutive times by a factor of 2 Match the dilution with the correct solution shown in the image. Water, undiluted syrup, dilution 1, dilution 2, dilution 3. If the concentration of red dye #40 in the original syrup is 4.68 x 10-3 M, what is its concentration in dilution #3?arrow_forwardYou place an excess amount of Zinc into 25 mL of 0.100 M Hydrochloric acid. a.) What is the balanced chemical reaction? b.) How many moles of HCl are present in the flask? c.) How many moles of hydrogen gas are expected to form? d.) How many liters of gas are expected to form at 23∘C, and 1.1atmarrow_forward
- What volume (mL) of standard NaOH solution is needed to neutralize 24.2 mL of 0.9978 M HCl solution, if 5.13 g of KHP was used to standardize 12.7 mL of the NaOH solution? Round answer to 1 decimal place. (KHP molar mass = 204.24 g/mol)arrow_forwardSolution A is prepared by dissolving 1.61 g of sodium chloride in 50.0 g of water, and Solution B is prepared by dissolving 4.45 g of sodium chloride in 19.0 g of water. Which of the following statements is true? Solution A is more conductive than Solution B Solution B is more conductive than Solution A Solution A and B have the same conductivity. Neither solution is conductive. None of the above cases is correct.arrow_forwardAssume that all solution were prepared at 25℃, and the solutes were completely dissolved.Alcoholic beverages are solutions. A certain brand of beer contains about 6.00% (v/v) of ethanol, while rum contains about 40.0% (v/v) ethanol. A group of college students are planning to host a party with what little money they have. They mixed 2 bottles of beer (500.0 mL per/bottle), a bottle of rum (350.0 mL), and some water to make a 2000.0 mL drink.a. Compute the final concentration (%w/v) of ethanol in the drink ?b. How much of the drink (in mL) must a person take all at once so that the amount of ethanolingested is 15.0 mL? DENSITY VALUES AT 25°C Ethanol: 0.789 g/mL Acetic Acid: 1.05 g/mL Water: 0.997 g/mLarrow_forward
- Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co