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1. Solution A has the same total volume as Solution B. If Solution A has a higher concentration than Solution B, how do the two
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   2. asked by i love tristen<3
   3. 173 views
2. Prepare 0.1 NaOH in 50ml standard flask.1. Determine the concentration and amount of solution required for the experiment? 2.
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   2. asked by Keak Kuet Pal
   3. 75 views
3. A teaching assistant at a university needs 28% acid solution for her class's lab experiment. There isn't any of this
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   2. 66 views
4. Ruth has a beaker containing a solution of $800$ mL of acid and $200$ mL of water. She thinks the solution is a little strong,
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   2. asked by Fiona
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5. In one to two sentences, describe the process by which the ionic compound, LiCl, would dissolve in the polar solvent, CH3COCH3.
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6. 3.60 g KCl in 75.0 mL of 0.220 M CaCh solution. Assume that no volume change occurs when the salt is added to the solution.Enter
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7. Which of the following will increase the rate at which a solute dissolves? (Select all that apply.)a decreasing temperature b
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8. In one to two sentences, describe the process by which the ionic compound, Licl, would dissolve in the polar solvent, CH3COCH3
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9. How is a mole related to concentration?(1 point)Responses The number of particles of solute in a solution is measured in moles.
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10. Describe how an ionic compound would dissolve (dissociate) in a polar solvent.(3 points) Responses Ionic compounds always have
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    2. asked by jade
    3. 90 views
11. Describe how an ionic compound would dissolve (dissociate) in a polar solvent.(3 points)Responses Because everything dissolves
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    2. asked by jade
    3. 79 views
12. In one to two sentences, describe the process by which the ionic compound, LiCl, would dissolve in the polar solvent,
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    2. asked by Liza
    3. 63 views
13. Prepare 0.1 molar HCl in 100ml of volumetric flask from stock solution of 37%. ( density = 1.19g/cm3. Show all necessary steps
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14. A scientist has 500 mL of a 2.1 M stock solution. She dilutes the solution, and the volume of the solution after the dilution is
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15. calculate the molarity of the titres 24.994mL , 24.948mL, and 24.934mL? And calculate its overall max error and overall % error.
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    2. asked by Himran
    3. 56 views
16. When the sodium chloride (NaCl) and sucrose (C12H22O11) are added to the water, the(2 points)Responses sucrose dissociates into
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    2. asked by cru
    3. 88 views
17. a.A solution with as much dissolved solute as it can hold at a given temperture. No more solute can be dissolved.b.The amount of
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18. Draw a model of an ionic solution using Stearic acid
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19. A 500mL of Mercury solution was prepared by mixing 2.45g of Mercury chloride and 4.68g of Mercury sulfate in one container then
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    2. asked by Himran
    3. 75 views
20. Jill wants to dissolve 30 grams of X in one liter of water she does so by stirring 39 grams of the large crystals into 1 liter
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21. Each of the solutions above use water as the solvent. For l of the solutions except Ce2(SO4)3, the relationship between
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22. Describe a solution of KCL(potassium chloride) that has 25g of KCL and a temperature of 50 degrees Celcius.Supersaturated
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23. Describe a solution of KCIO3 with a solubility of 30g/100g H2O and a temperature of 70C.Supersaturated Saturated Unsaturated
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24. Describe a solution of KCL(potassium chloride) that has 50g of KCL and a temperature of 50 degrees Celcius.Saturated Unsaturated
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25. a solution of 10 grams KCI at 10 degrees Celsius is said to beunsaturated saturated supersaturated
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26. a mixture made up of a solvent and a solutecompounds with molecules that do not have a polar charge compounds with a positive or
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27. A chemist must dilute 97.9 mL of 2.19 M aqueous silver nitrate (AgNO3) solution until the concentration falls to 1.00 M. He'll
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28. A chemist prepares a solution of barium acetate (Ba(C2H3O2)2) by measuring out 28.3 g of barium acetate into a 250. mL.
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29. A chemist prepares a mixture of cyclohexane and toluene at a temperature of 15.0 °C. He measures out 1.38 L of cyclohexane and
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30. Concertrated hydrochloric acid is 36% ( W/V) HCL and has a density of 1.18gcm-3If 10cm3 of the concertrated acid is dissolved in
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31. Concertrated hydrochloric acid is 36% ( W/V) HCL and has a density of 1.18gcm-3If 10cm3 of the concertrated acid is dissolved in
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    2. 66 views
32. 11,9g of potassium bromide dissolved in 3dm³ of solution
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    2. asked by Alwaba Gogo
    3. 57 views
33. How would you prepare 1 M HCl solution from a 37.5% concentrated HCl stock solution. The density of the concentrated HCl is
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34. 1) How many milliliters of the approximately 0.010 M copper(I1) sulfate solution as needed to prepare 100.00 milliliters of a0.0
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35. Calculato the volume in milliters of a 0.121M barium acetate solution that contains 25.0 g of barlum acetate (Ba(C2H3O2)2)Be
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36. A chemist prepares a solution of mercuryII) iodide (HgI2) by measuring out 0.011 g of mercuryIl) iodide into a 250. mi
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37. A chemist makes 0.490 L of silverII) oxide (AgO) working solution by adding distilled water to 0.270 L of a 0.0000432 M stock
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38. A chemist prepares a solution of magnesium fluoride MgF2) by measuring out 0.514 mg of magnesium fluoride into a 50. mL
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39. A biochemist carefully measures the molarity of salt in 14.0 mL of photobacterium cell growth medium to be 11.6 mM.Unfortunately
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40. Suppose 75.2 mL of chloroform and 42.2 mL of toluene are mixed, and the final solution has a volume of 121. mL. Note that the
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41. How much salt would you get if you evaporate all the water from:80 grams from a 35% salt solution
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42. .Solutes lower the freezing point of water by _____. making the water molecules move faster stopping water molecules from moving
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43. Determine which of the solutions containing each of the following substances is a buffer. Check all that apply.K3PO4 and K2HPO4
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44. What is the weight/volume percent concentration of the solute given 38.0 g of NaNO3 in 480. mL of solution? Be sure your answer
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45. What is the freezing point of a solution that contains each of the following quantities of solute in 1.00 kg of water? Be sure
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46. What is the concentration of a solution formed by diluting 20.0 mL of a 3.7 M sucrose solution to 335. mL? Be sure your answer
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47. A 250 .- mL bottle of mouthwash contains 19. mL of ethanol. What is the volume/volume percent concentration of ethanol? Be sure
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48. 9.00 L of a solution that is 60.0 ppm in Na+, starting with solid Na2SO4* 1 point Dissolve 1.7 g Na2SO4 in enough water to give
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    2. asked by Mo
    3. 90 views
49. Calculate the final concentration (mol.dm-3) when a 0,6 mol.dm-3 solution of H2SO4 of volume 250 cm3 is mixed with another H2SO4
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50. A solution of HCl of volume 400 cm3 and concentration 0,25 mol.dm-3 is diluted until the concentration decreases to 0,1
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51. What is the concentration of a solution of sulphuric acid of which 20ml would be needed to neutralise 20.5ml of 2M sodium
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    2. asked by Nk
    3. 103 views
52. To what volume should you dilute 60.0 mL of a 5.65 M KT solution so that 30.0 mL of the diluted solution contains 4.00 g of KI?
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53. points that collectively make up the solubility curve represent what solutions?
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54. Pure water and pure salt are poor conductors of electricity. When salt is dissolved in water, the resulting solution conducts
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55. Why does salt water appear to be a single substance even though it contains more than one substance?Responses The components in
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    2. asked by jalonn:3
    3. 99 views
56. Why does salt water appear to be a single substance even though it contains more than one substance? A. ParticlesIn salt water
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57. In a solution, solutes are dissolved in a liquid known as the _______________
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58. The concentration of a NaOH solution with pH of 11.8 is:a.0.010 M b.0.0032 M c.0.00032 M d.0.0063 M
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59. Find the OH-concentration of sodium hydroxide solution with a POH of 1
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60. A prepare a 0.1 mol/L silver nitrate solution, 5g of AgNO3 was dried at 100℃ for two hours and cooled before accurately
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61. A 14.3mL sample of a 15.0% solution of K2CrO4 has a density of 1.129g/cm³. The sample is diluted to a volume of 100.0mL. What
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    2. asked by Koleta miriama vurai
    3. 64 views
62. How much water needs to be added to 15.0cm³ of 16.0M HNO3 in order to dilute it to a 2.5M solution
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    2. asked by Koleta miriama vurai
    3. 62 views
63. What volume (cm³) of concentrated HI(5.51M)should be used to prepare 125.0cm³of a 0.100M solution
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    2. asked by Koleta miriama vurai
    3. 72 views
64. Which is true of a solute dissolved in a solvent?The solute raises the freezing point of the solvent. The solute raises the
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65. Which mass of KCl would you add to water to make a 2.00 L of a 1.20-M solution?179 g 74.6 g 89.5 g 149 g
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66. A solution that contains more solute than it would normally hold at that temperature is said to be _____.concentrated saturated
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67. What must occur in order for a solution to form?One substance must dissolve in another. A solid must dissolve in a liquid. A gas
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68. Solute molecules dissolve into the solvent through random molecular motion with the goal of ________.Responses A better solvent
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69. Addition of _____________ to pure water causes the least increase in conductivity.Responses A weak basesweak bases B acetic
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70. James Proton prepares a saturated solution of sodium chloride in a beaker by adding solid sodium chloride and stirring. When
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71. Which equations explain how a solution of CH3COOH and CH3COOK act as a buffer solution when small amount of1. H2SO4 is added 2.
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    2. asked by Prince Ofori
    3. 100 views
72. When a small amount of sugar is dissolved in water, the SUGAR isclassified as Electrolyte Solution ○ Solvent ○ Solute
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73. a. 100 g of NaNO; dissolved in 100 g of water at 30°Cb. 30 g of KCIO; dissolved in 50 g of water at 50°C c. 90 g of KNO
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74. a. 100 g of NaNO; dissolved in 100 g of water at 30°Cb. 30 g of KCIO; dissolved in 50 g of water at 50°C c. 90 g of KNO
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75. Find the molar it’s of a solution prepared by dissolving 25.0 of NaNO3 into enough water to make 350 mL of solution
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76. A certain supply of hydrochloric acid has a concentration of 36.0%by mass HCl. The density of the solution is 1.19g/ml.calculate
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    2. asked by Koleta miriama vurai
    3. 109 views
77. A company that manufacturers wine claims that red wine contains 14.1% by volume of ethanol (density of ethanol is 0.789g/cm³)
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    2. asked by Koleta miriama vurai
    3. 101 views
78. The units of solubility in this video are grams of _________/grams of solution.Responses A waterwater B sugar
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79. _________ grams of sugar will dissolve in 100 g of solution at 90° C.Responses A 80.6180.61 B 91.76
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80. Crushing a solute increases its __________, which allows it to dissolve faster.Responses A Surface areaSurface area B Volume
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81. A chemist must dilute 84.3 ml of 169. mM aqueous aluminum chloride (AICL3) solution until the concentration falls to 114. mM.
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82. The most common type of solution is a ___________-___________ solution.Responses A liquid-solid B liquid-gas
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83. A(n) _____________ solution, when heated and cooled slowly, will have more solute dissolved at a particular temperature than
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84. A(n) _____________ solution can dissolve more solute.Responses A unsaturated B saturated
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85. .15g of sodium chloride was dissolved in 120cm3 of distilled water. Calculate theconcentration of chloride ions in moles per
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    2. asked by yusuf
    3. 118 views
86. If 21.3 g of glucose (CHO)(180g/mol) is dissolved in 5.00 1. of deionized water, what is the molality of the solution? (The
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87. 9. What type of solution of NH.NO, salt? Where Ka HNO, 7.0x10 and Ka NH,-5.6x10A)Acidic B) basic D)neutral e) Buffer
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88. How many grams of water are contained in 75.0 grams of a 6.10% aqueous solution of KPO?(a) 75.0 g (b) 73.2 g (c) 70.4 g (d) 68.1
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89. You will first need to make 100.0 mL of a 0.010M solution of HC6H7O6
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    2. asked by Will
    3. 63 views
90. A 22.0-mal sample of 12M H2SO4 is diluted to a volume of 1200.0 mL. What is the molarity of the diluted solution?
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    2. asked by A
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91. How would you correctly prepare 125 mL of a 0.30M solution of copper(II) sulfate (CuSO4) from a 2.00M solution of CuSO4?
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    2. asked by A
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92. Density and Specific Gravity of Solutions: Write the complete solutions:Describe the preparation of 750ml of 6.00 M H3PO4 from
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93. Density and Specific Gravity of Solutions: Write the complete solutions:A 6.42% (w/w) Fe(NO3)3 (241.86g/mol) solution has a
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94. A 0.0600-L sample of a 2.50M solution of potassium iodide contains what mass of KI?
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    2. asked by A
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95. Calculate the molarity of 0.205 L of a solution that contains 156.5 g of sucrose
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    2. asked by A
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96. What is the boiling point of a solution of 20.0g carbon tetra chloride (CCl4) dissolved in 250.0g benzene (C6H6)? The boiling
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    2. asked by A
    3. 107 views
97. What is the freezing point of a 0.975m aqueous solution of calcium nitrate (Ca(NO3)2)? Assume 100% disassociation.
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    2. asked by A
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98. What is the boiling point of a 1.5 aqueous solution of fructose? The boiling point elevation constant of water is 0.512C/m.
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    2. asked by A
    3. 76 views
99. to what volume should you dilute 30 mL of a 11M H2SO4 solution to obtain a 0.17 M H2SO4 solution?
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100. How many grams of NH4Cl can dissolve in 500g of water at 25C?
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     2. asked by A
     3. 84 views