Concentrated naoh molarity
[DOC File]Molarity, Dilution and pH
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A concentrated acid has a high molarity, but can be strong or weak. 6. A lithium hydroxide solution has a pH of 10.87. What was the concentration of the solution? ... 2.24x10–3 mol NaOH x 5.0 L x 40.00 g NaOH = 0.45 g NaOH. 1 L 1 mol NaOH. 8. What is the pH if …
[DOCX File]Mayfield City Schools
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molarity. that determines concentration - therefore, the 0.20 M solution is 2X as concentrated as the 0.10 M solution, regardless of the fact that there is a greater volume of the 0.10 M solution. 4. Circle the MORE CONCENTRATED solution in each of the following: (a) 500 mL of …
[DOC File]SCH3U Concentration Unit Calculations Other than …
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SCH3U - Molarity Concentration Worksheet. 1. Calculate the molar concentration of the following solutions: 2.8 moles of HNO3 in 4.0 L of solution. 0.0700 moles of NH4Cl in 50.0 L of solution. 25.0 grams of NaCl in 250.0 mL of solution. 10.0 grams of Cr(NO3)3(9H2O in 325 mL of solution. 2.
[DOC File]Chapter 1 - Solutions
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84) Calculate the concentration (in molarity) of an NaOH solution if 25.0 mL of the solution is needed to neutralize 17.4 mL of a 0.312 M HCl solution. The neutralization reaction is. HCl + NaOH ( NaCl + H2O . Moles NaOH = 0.0174 mL HCl soln 0.312 mol HCl 1 mol NaOH = 5.429 x 10-3 mol . L soln 1 mol HCl
[DOC File]Molarity of Solutions
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8. What is the molarity of a solution in which 1.6 g of sodium hydroxide (NaOH) are dissolved in 125 mL of solution? 9. What is the molarity of a solution in which 5.0 g of sodium carbonate (Na2CO3) are dissolved in 200 mL of solution? Answers: 1a. 272 g HgCl2 2a. 0.50 M LiOH (aq) 4. 448 g KCl 1b. 255 g NaNO3 2b. 0.33 M BaBr2 (aq) 5. 1715 g ...
[DOC File]Molarity of a Solution …
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Molarity x volume (in liters) = moles of solute. 2.0M NaOH = 2.0 moles NaOH/liter of solution 250 mL = 0.25 L. 2.0 moles NaOH/liter of solution x 0.25 L = 0.50 moles NaOH. 0.50 moles NaOH x 40 grams/mole NaOH = 20. grams NaOH. To prepare 250 mL of a 2.0M NaOH solution: Obtain 20. grams of NaOH and place in a 250 mL volumetric flask.
[DOC File]Molarity of a Solution Name - Sally B Chemistry
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9. Which is more concentrated? (Circle the answer): 200 mL of a 8M NaOH solution or 500 mL of a 4M NaOH solution. 10. What is the true molarity of the kool-aid solution? Assume Kool-aid is 100% sucrose. (C12H22O11 ) It took 80 grams Kool-aid/Liter solution for the correct concentration.
[DOC File]1 - Walled Lake Consolidated Schools
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11 Molarity (pg 509-511) Define: concentration, dilute solution, concentrated solution, Molarity, 13 Making Dilutions (pg 511-513) Copy: M1V1=M2V2 Section 18.3: Colligative Properties of Solutions. 15 Decrease in Vapor Pressure (pg 517-518) Define: Colligative properties. Identify: Three …
[DOC File]MOLARITY / CONCENTRATION
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If 2.50g of NaOH are dissolved in 100.00 mL of water, what is the molarity of the solution? Show your work. If 10.00mL of the solution in question 2 are diluted to 100.00 mL, what will be the molarity of the dilute solution? Show your work.
[DOC File]Molarity Practice Problems
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What volume of concentrated H2SO4 is needed to make 2.5 liters of a 1.0 M solution? 3. 500 mL of water is added to 25 mL of 6.0 M hydrochloric acid. What is the final concentration of this solution in mol/L? 4. 100 grams of solid sodium hydroxide (NaOH) are dissolved in 1.55 L of water. a. Calculate the molarity of this solution. b.
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