1. A. What volume of 6M nickel (II) chloride is needed to make 5.0L of .3m...
1. A. What volume of 6M nickel (II) chloride is needed to make 5.0L of .3m solution? B. What mass of solid nickel (II) chloride is needed to make the same 5.0L of a 3m solution?
2. Using the data for the nickel(II) chloride from problem 1b calculate the theoretical freezing and boiling points for the solution.
Homework Answers
Tf is
depression in freezing pointAdd Answer to:
1. A. What volume of 6M nickel (II) chloride is needed to make
5.0L of .3m...
synthesis tris(ethylenediamine)nickel (ii) chloride dihydrate data: mass of ni(h2o)6cl2 ... Question: Synthesis of Tris(...
synthesis tris(ethylenediamine)nickel (ii) chloride dihydrate data: mass of ni(h2o)6cl2 ... Question: Synthesis of Tris(ethylenediamine)nickel (II) chloride dihydrate Data: Mass of Ni(H2O)6Cl2 = 6.007g Synthesis of Tris(ethylenediamine)nickel (II) chloride dihydrate Data: Mass of starting material = 6.007g Mass of Product = 0.683 g A. Write the balanced equations (including phases) describing the synthesis of your compound? B Calculate Theoretical Yield of and percent yield.
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare...
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare a 0.521 molality solution? 2) Calculate the boiling point of a solution made from 224 g of magnesium chloride dissolved in 625 g of water. Kb=0.512 °C/m.
what mass of iron II chloride is needed to make 500.0ml of 0.30m solution
what mass of iron II chloride is needed to make 500.0ml of 0.30m solution
1. How many grams of zinc chloride are needed to make 245 mL of a 0.769...
1. How many grams of zinc chloride are needed to make 245 mL of a 0.769 M solution? 2. Calculate the concentration of the ions present in a 3.0 M sodium phosphate solution. in coolad hon 20 3. Calculate the concentration of a solution prepared by dissolving 35.0 g of aluminum carbonate in enough water to prepare 500.0 mL of solution. 4. The A student diluted 45.7 mL of a 3.78 M aluminum carbonate solution to a final volume of...
Calculate the required volume needed to make a 1.65 M solution consisting of 33.8 moles. Calculate...
Calculate the required volume needed to make a 1.65 M solution consisting of 33.8 moles. Calculate the required volume needed to make a 3.14 M solution consisting of 2.53 g of H2SO4 Calculate the number of moles of barium sulfide required to make 200 mL of a 0.53 M solution. Calculate the mass of sodium chloride in a 0.0854 M solution, given 625 mL. 511 mL of a 9.22 M solution was diluted to 18.5 L. What is the new...
What volume of 25% v/v allyl bromide solution is needed to deliver the amount calculated in...
What volume of 25% v/v allyl bromide solution is needed to
deliver the amount calculated in the table?
3-nitrobenzoic acid Allyl bromide Potassium carbonate Product Molar mass 120.98 207.18 167.12 N/A 138.21 N/A Boiling point 169-170 °C 71.3 °C N/A Melting point N/A 20.5 °C 142 °C N/A Density N/A 1.398 g/mL 1.238+0.06 g/mL Solid Liquid Solid Liquid State of matter at room temperature Molar equivalents 2.0 0.700 Starting mass or theoretical yield 0.807 Starting moles or theoretical yield 0.00483...
4. A solution of sodium chloride is prepared by adding 6.0 grams of sodium chloride to enough water to make 100.00...
4. A solution of sodium chloride is prepared by adding 6.0 grams of sodium chloride to enough water to make 100.00 mL of solution. (8 points) a. Calculate the mass/volume % of the solution b. Calculate the molarity of the solution 5. At STP conditions, what volume does 5.5 g of SO2 occupy? (5 points)
1. A) In the laboratory you are asked to make a 0.650 m nickel(II) nitrate solution...
1. A) In the laboratory you are asked to make a 0.650 m nickel(II) nitrate solution using 12.5 grams of nickel(II) nitrate. How much water should you add? ____grams B) In the laboratory you are asked to make a 0.536 m magnesium acetate solution using 315 grams of water. How many grams of magnesium acetate should you add? ____grams.
1. A student weighs out 1.100 grams of copper(II) chloride dihydrate and 3.500 grams of silver...
1. A student weighs out 1.100 grams of copper(II) chloride dihydrate and 3.500 grams of silver nitrate: a. Calculate the molar masses for the reactants: CuCl . 2 H,0 AgNO, Molar Mass (g/mol) b. Calculate the moles of copper(II) chloride dihydrate. c. Calculate the moles of copper(II) chloride from the moles of copper(II) chloride dihydrate. d. What happens to the water of hydration when the solid dissolves? e. Calculate the moles of silver nitrate. f. Write the balanced chemical equation...
help!! need tk balance the metals nickel(II), iron(III), manganese(II), and aluminum!! due in 20 minutes 4....
help!! need tk balance the metals nickel(II), iron(III),
manganese(II), and aluminum!! due in 20 minutes
4. Add 12 drops of water and 2 drops of 12 M hydrochloric acid and stir thoroughly for about a minute. Centrifuge and decant the solution immediately. Save the solution for Step 6. 5. Wash the precipitate from Step 4 with water and discard the washing. Add 5 drops of 6 M hydrochloric acid and 1 drop of 6M nitric acid. Heat in a water...
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare a 0.521 molality solution? 2) Calculate the boiling point of a solution made from 224 g of magnesium chloride dissolved in 625 g of water. Kb=0.512 °C/m.
1. How many grams of zinc chloride are needed to make 245 mL of a 0.769 M solution? 2. Calculate the concentration of the ions present in a 3.0 M sodium phosphate solution. in coolad hon 20 3. Calculate the concentration of a solution prepared by dissolving 35.0 g of aluminum carbonate in enough water to prepare 500.0 mL of solution. 4. The A student diluted 45.7 mL of a 3.78 M aluminum carbonate solution to a final volume of...
What volume of 25% v/v allyl bromide solution is needed to
deliver the amount calculated in the table?
3-nitrobenzoic acid Allyl bromide Potassium carbonate Product Molar mass 120.98 207.18 167.12 N/A 138.21 N/A Boiling point 169-170 °C 71.3 °C N/A Melting point N/A 20.5 °C 142 °C N/A Density N/A 1.398 g/mL 1.238+0.06 g/mL Solid Liquid Solid Liquid State of matter at room temperature Molar equivalents 2.0 0.700 Starting mass or theoretical yield 0.807 Starting moles or theoretical yield 0.00483...
4. A solution of sodium chloride is prepared by adding 6.0 grams of sodium chloride to enough water to make 100.00 mL of solution. (8 points) a. Calculate the mass/volume % of the solution b. Calculate the molarity of the solution 5. At STP conditions, what volume does 5.5 g of SO2 occupy? (5 points)
1. A student weighs out 1.100 grams of copper(II) chloride dihydrate and 3.500 grams of silver nitrate: a. Calculate the molar masses for the reactants: CuCl . 2 H,0 AgNO, Molar Mass (g/mol) b. Calculate the moles of copper(II) chloride dihydrate. c. Calculate the moles of copper(II) chloride from the moles of copper(II) chloride dihydrate. d. What happens to the water of hydration when the solid dissolves? e. Calculate the moles of silver nitrate. f. Write the balanced chemical equation...
help!! need tk balance the metals nickel(II), iron(III),
manganese(II), and aluminum!! due in 20 minutes
4. Add 12 drops of water and 2 drops of 12 M hydrochloric acid and stir thoroughly for about a minute. Centrifuge and decant the solution immediately. Save the solution for Step 6. 5. Wash the precipitate from Step 4 with water and discard the washing. Add 5 drops of 6 M hydrochloric acid and 1 drop of 6M nitric acid. Heat in a water...
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