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D 2. A salt solution is added to a marine aquarium. What mass of sodium chloride...
18. Diluting 1.0 mL of a 1.0 M solution to 1000 mL results in a solution...
18. Diluting 1.0 mL of a 1.0 M solution to 1000 mL results in a solution that is 0.001 M. Repeating this 1000-fold dilution process five more times results in a concentration of A. 1.0 x 10-8 M B. 5.0 x 10-'M C. 1.0 x 10-18 M D. 1.0 x 10-12 M E. 2.0 x 10+M 19. Which of the following statements is true regarding electrolytes and nonelectrolytes? A. Molten ionic compounds are usually considered to be weak electrolytes. B....
20. Use the following information and following graph to calculate the mass of sodium chloride in...
20. Use the following information and following graph to calculate the mass of sodium chloride in the garlic salt sample ISE slope: -57.5 mV [KCI: 0.09685 M Volume of garlic salt solution: 300 mL Volume of solution used for measurement: 115 mL NaCI MW: 58.44 g/mol 1 6.00 5.00 4.00 3.00 V's=-23.8 mL 2.00 1.00 0.00 -30.00 Volume of Added KCI (ML) -10.00 0.00 10.00 -20.00 20.00 30.00
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution...
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution [Na Cl MW-58.44 g/mol]. The patient is ordered to receive 0.4 mEq of Cl - ions per hour. A 1000 mL intravenous bag is prepared that contains 12 mL of a 23.4% solution of sodium chloride. What should be the infusion rate (in units of mL/min) necessary to produce the ordered dose of 0.4 mEq/hr of chloride? (Note: Consider the total solution volume to...
4. What is the mass % of NaCl if 15 g sodium chloride are dissolved in...
4. What is the mass % of NaCl if 15 g sodium chloride are dissolved in 374 g H2O? (Hint: don't forget that solution mass = solute + solvent mass.) 5. What mass of acetic acid (HC2H302 = 60 g/mol) must be dissolved in 1340 g H2O to produce a 2.75 m solution? 6. What is the new volume of a solution if 437 mL of a .968 M solution are diluted to a .315 M solution? 7. One solution...
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution [Na...
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution [Na CI, MW-58.44 g/mol). The patient is ordered to receive 0.7 mEq of CI - ions per hour. A 750 mL intravenous bag is prepared that contains 17 mL of a 14.6% solution of sodium chloride. What should be the infusion rate (in units of mL/min) necessary to produce the ordered dose of 0.7 mEq/hr of chloride? (Note: Consider the total solution volume to...
C. Concentration of a Sodium Chloride Solution C.1 Mass of evaporating dish Volume of NaCl solution...
C. Concentration of a Sodium Chloride Solution C.1 Mass of evaporating dish Volume of NaCl solution Mass of dish and NaCl solution C.4 Mass of dish and dry Naci C.2 17.4362 g 10.0 ml 25.6962 21.0062 g Calculations (Instruction can be found on p.86) C. Mass of NaCl solution (g) C.6 Mass of the dry NaCl salt (g) C.7 Mass/mass percent (show calculations.) C.8 Mass/volume percent (show calculations) C.9 Moles of NaCl (show calculations.) C.10 Volume of sample in liters...
erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of...
erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of 16.78 g is placed in an Solutions evaporating dish and evaporated to dryness. The residue has a mass of 6.55 g. Calculate the following concentrations for the NaCl solution mass/mass (m/m) percent mass/volume (m/v) percent malarity A 4.00 % (g/mL) KI solution has a volume of 65.0 mL. How many grams of KI are in the sample? How many grams of a 35% (...
What is the molarity of 250 mL of a solution containing 8.3 g of sodium chloride?...
What is the molarity of 250 mL of a solution containing 8.3 g of sodium chloride? NaCl(58.44) Answer to 2 sig fig. Do not include unit, M.
A solution contains 0.9% of Sodium Chloride. Calculate the number of particles that contribute to the...
A solution contains 0.9% of Sodium Chloride. Calculate
the number of particles that contribute to the osmotic pressure in
1 Liter of solution. (Mol wt: 58.5). Assume that the sodium
chloride is completely soluble and each mole of NaCl dissociates in
two ions (Na +& Cl) at this concentration.
Calculate the quantity of sodium chloride present in 1
liter of solution.
How many molecules are present in 1 liter?
How many ions (particles) are formed when 1 mole of
sodium...
If the solubility of sodium chloride (NaCl) is 30.6 g/100 mL of H2O at a given...
If the solubility of sodium chloride (NaCl) is 30.6 g/100 mL of H2O at a given temperature, how many grams of NaCl can be dissolved in 250.0 mL of H2O? If the solubility of glucose (C6H12O6) is 120.3 g/100 mL of H2O at a given temperature, how many grams of C6H12O6 can be dissolved in 75.0 mL of H2O? Only 0.203 mL of C6H6 will dissolve in 100.000 mL of H2O. Assuming that the volumes are additive, find the volume/volume...
18. Diluting 1.0 mL of a 1.0 M solution to 1000 mL results in a solution that is 0.001 M. Repeating this 1000-fold dilution process five more times results in a concentration of A. 1.0 x 10-8 M B. 5.0 x 10-'M C. 1.0 x 10-18 M D. 1.0 x 10-12 M E. 2.0 x 10+M 19. Which of the following statements is true regarding electrolytes and nonelectrolytes? A. Molten ionic compounds are usually considered to be weak electrolytes. B....
20. Use the following information and following graph to calculate the mass of sodium chloride in the garlic salt sample ISE slope: -57.5 mV [KCI: 0.09685 M Volume of garlic salt solution: 300 mL Volume of solution used for measurement: 115 mL NaCI MW: 58.44 g/mol 1 6.00 5.00 4.00 3.00 V's=-23.8 mL 2.00 1.00 0.00 -30.00 Volume of Added KCI (ML) -10.00 0.00 10.00 -20.00 20.00 30.00
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution [Na Cl MW-58.44 g/mol]. The patient is ordered to receive 0.4 mEq of Cl - ions per hour. A 1000 mL intravenous bag is prepared that contains 12 mL of a 23.4% solution of sodium chloride. What should be the infusion rate (in units of mL/min) necessary to produce the ordered dose of 0.4 mEq/hr of chloride? (Note: Consider the total solution volume to...
4. What is the mass % of NaCl if 15 g sodium chloride are dissolved in 374 g H2O? (Hint: don't forget that solution mass = solute + solvent mass.) 5. What mass of acetic acid (HC2H302 = 60 g/mol) must be dissolved in 1340 g H2O to produce a 2.75 m solution? 6. What is the new volume of a solution if 437 mL of a .968 M solution are diluted to a .315 M solution? 7. One solution...
A patient is ordered to receive chloride supplementation by intravenous infusion of a sodium chloride solution [Na CI, MW-58.44 g/mol). The patient is ordered to receive 0.7 mEq of CI - ions per hour. A 750 mL intravenous bag is prepared that contains 17 mL of a 14.6% solution of sodium chloride. What should be the infusion rate (in units of mL/min) necessary to produce the ordered dose of 0.7 mEq/hr of chloride? (Note: Consider the total solution volume to...
C. Concentration of a Sodium Chloride Solution C.1 Mass of evaporating dish Volume of NaCl solution Mass of dish and NaCl solution C.4 Mass of dish and dry Naci C.2 17.4362 g 10.0 ml 25.6962 21.0062 g Calculations (Instruction can be found on p.86) C. Mass of NaCl solution (g) C.6 Mass of the dry NaCl salt (g) C.7 Mass/mass percent (show calculations.) C.8 Mass/volume percent (show calculations) C.9 Moles of NaCl (show calculations.) C.10 Volume of sample in liters...
erksheet 7-Rey 10 A 10.0 mL sample of sodium chioride solution that has a mass of 16.78 g is placed in an Solutions evaporating dish and evaporated to dryness. The residue has a mass of 6.55 g. Calculate the following concentrations for the NaCl solution mass/mass (m/m) percent mass/volume (m/v) percent malarity A 4.00 % (g/mL) KI solution has a volume of 65.0 mL. How many grams of KI are in the sample? How many grams of a 35% (...
What is the molarity of 250 mL of a solution containing 8.3 g of sodium chloride? NaCl(58.44) Answer to 2 sig fig. Do not include unit, M.
A solution contains 0.9% of Sodium Chloride. Calculate
the number of particles that contribute to the osmotic pressure in
1 Liter of solution. (Mol wt: 58.5). Assume that the sodium
chloride is completely soluble and each mole of NaCl dissociates in
two ions (Na +& Cl) at this concentration.
Calculate the quantity of sodium chloride present in 1
liter of solution.
How many molecules are present in 1 liter?
How many ions (particles) are formed when 1 mole of
sodium...
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