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5. When 25mL of a 1.5E-4M...
please i need help with these questions.. thanks so much 1. If acetic acid has a...
please i need help with these questions.. thanks so much
1. If acetic acid has a concentration of.205M and it was mixed with a solution of sodium acetate at a concentration of .115M, what would the pH be if the Ka-1.8E-5 2. If an ammonia solution had a concentration of 45, and it was mixed with an ammonium chloride solution at a concentration of 29, what would the pH be if the Kb-1.8E-5
please i need help with these three questions.. thanks so much Use the References to access...
please i need help with these three questions.. thanks so
much
Use the References to access important values if needed for this question. Write the precipitation reaction for barium chloride in aqueous solution: Use the pull-down menus to specify the state of each reactant and product A Is barium chloride considered soluble or not soluble ? A. Soluble B. Not soluble e Relerce lo access important values I needed for this question. A solution contains 1.40x10 - Mammonium phosphate and...
please i need help with these questions. thanks Use the References to access important values if needed for this qu...
please i need help with these questions. thanks
Use the References to access important values if needed for this question. Solid potassium phosphate is slowly added to 175 mL of a 0.0319 M barium nitrate solution. The concentration of phosphate ion required to just initiate precipitation is M Use the References to access important values if needed for this question. Solid barium acetate is slowly added to 175 ml of a 0.0103 M sodium chromate solution. The concentration of barium...
please i need help with these questions... thanks so much Use the References to access important...
please i need help with these questions... thanks so
much
Use the References to access important values if needed for this question. How many grams of solid ammonium chloride should be added to 1.00 L of a 0.174 M ammonia solution to prepare a buffer with a pH of 9.850 ? Breg grams ammonium chloride = 2reg 2reg Submit Answer Retry Entire Group 4 more group attempts remaining A 49.5 ml sample of a 0.302 M aqueous acetic acid solution...
please help me out answering thsese comp,etely and corrctly. thanks. lab Write balanced chemical equations for...
please help me out answering thsese comp,etely and corrctly.
thanks.
lab Write balanced chemical equations for the following chemical reactions. NOTE: some of may already be balanced · Lehium metal and water react to produce lithium hydroxide and hydrogen gas. 2. When solutions of silver nitrate and potassium bromide are combined, solid silver bromide 3. Suilturic acid is produced when sulfur trioxide reacts with water. HINT: Sulfturic acid is Me reaction of iron metal with steam produces an iron compound....
Please help!!!, i need details explaination so i can write a lab report thanks a lottttttttttttttt....
Please help!!!, i need details explaination so i can write a lab report thanks a lottttttttttttttt. i'm working on a gravimatric sulfate experiment. 1. Does the solubility of BaSO4 increase significantly as the temperature of the solution is increase?. Look up the Ksp at different temperatures and calculate the solubility. 2. What are some errors in the procedure that could afft the final amount of precipitate? 3. From your answer to question 6, would you say that the procedure for...
Hi could you please provide detailed workings for this question? thanks! Questions 1 & 2 refer to the solubility of...
Hi could you please provide detailed workings for this question?
thanks!
Questions 1 & 2 refer to the solubility of lead chromate, PbCr04: PbCrO4(s) = Pb2+(aq) + Cro4? (aq) 1. The Ksp for PbCrO4 is 2.0 x 10-16 at 25 °C. What is the solubility of PbCr04 in mol L´?? a) 1.4 x 10-8 b) 2.8 x 10-8 c)2.0 x 10-16 d) 7.1 x 107 e) 5.0 x 1015 2. If 5.0 mL of 1.0 x 10-M Pb(NO3)2 is added...
please help Description Balance Equation states on the prodeets) I. Aqueous sodium sulfate is placed in...
please help
Description Balance Equation states on the prodeets) I. Aqueous sodium sulfate is placed in a beaker containing aqueous plumbous acetate 2.Butanol (CH,OH) gas burns Dovble Re ingle 3. Aqueous lithium chloride is placed LiClca) AgNsLNAgclcDisa in a beaker containing aqueous silver nitrate 4. Aquous nickel ID sulfate is placed in a beaker containing reuchen magnesium metal 5. Aqueous calcium hydroxide is placed in an Erlenmeyer fnask reuction containing nitric acid 6 Perchloric acid is added to a beaker...
please, I need assistance with this Laboratory Report on the periodic table. Part A 1. Place...
please, I need assistance with this Laboratory Report
on the periodic table.
Part A 1. Place 9 clean small test tubes in a test tube rack. The test tubes should be clean but do not have to be dry because aqueous solutions will be used. 2. To cach test tube add 5 drops of the solution (0.1 M) indicated in the data table. 3. Next add 5 drops of silver nitrate (0.5 M) to each of the 9 test tubes....
I need help please: Solubility equilibrium 1. Predict the solubility of each of the following compounds...
I
need help please: Solubility equilibrium
1. Predict the solubility of each of the following compounds at 25°C. Then determine which of the two compounds in each case is more soluble. Afterward, decide whether you could have determined which of the two compounds was more soluble just by comparing the Ksp values. Explain why or why not. All Ksp values are given at 25°C. a. Magnesium fluoride, MgF2, a compound used to produce lenses in telescopes and other optical devices,...
please i need help with these questions.. thanks so much
1. If acetic acid has a concentration of.205M and it was mixed with a solution of sodium acetate at a concentration of .115M, what would the pH be if the Ka-1.8E-5 2. If an ammonia solution had a concentration of 45, and it was mixed with an ammonium chloride solution at a concentration of 29, what would the pH be if the Kb-1.8E-5
please i need help with these three questions.. thanks so
much
Use the References to access important values if needed for this question. Write the precipitation reaction for barium chloride in aqueous solution: Use the pull-down menus to specify the state of each reactant and product A Is barium chloride considered soluble or not soluble ? A. Soluble B. Not soluble e Relerce lo access important values I needed for this question. A solution contains 1.40x10 - Mammonium phosphate and...
please i need help with these questions. thanks
Use the References to access important values if needed for this question. Solid potassium phosphate is slowly added to 175 mL of a 0.0319 M barium nitrate solution. The concentration of phosphate ion required to just initiate precipitation is M Use the References to access important values if needed for this question. Solid barium acetate is slowly added to 175 ml of a 0.0103 M sodium chromate solution. The concentration of barium...
please i need help with these questions... thanks so
much
Use the References to access important values if needed for this question. How many grams of solid ammonium chloride should be added to 1.00 L of a 0.174 M ammonia solution to prepare a buffer with a pH of 9.850 ? Breg grams ammonium chloride = 2reg 2reg Submit Answer Retry Entire Group 4 more group attempts remaining A 49.5 ml sample of a 0.302 M aqueous acetic acid solution...
please help me out answering thsese comp,etely and corrctly.
thanks.
lab Write balanced chemical equations for the following chemical reactions. NOTE: some of may already be balanced · Lehium metal and water react to produce lithium hydroxide and hydrogen gas. 2. When solutions of silver nitrate and potassium bromide are combined, solid silver bromide 3. Suilturic acid is produced when sulfur trioxide reacts with water. HINT: Sulfturic acid is Me reaction of iron metal with steam produces an iron compound....
Hi could you please provide detailed workings for this question?
thanks!
Questions 1 & 2 refer to the solubility of lead chromate, PbCr04: PbCrO4(s) = Pb2+(aq) + Cro4? (aq) 1. The Ksp for PbCrO4 is 2.0 x 10-16 at 25 °C. What is the solubility of PbCr04 in mol L´?? a) 1.4 x 10-8 b) 2.8 x 10-8 c)2.0 x 10-16 d) 7.1 x 107 e) 5.0 x 1015 2. If 5.0 mL of 1.0 x 10-M Pb(NO3)2 is added...
please help
Description Balance Equation states on the prodeets) I. Aqueous sodium sulfate is placed in a beaker containing aqueous plumbous acetate 2.Butanol (CH,OH) gas burns Dovble Re ingle 3. Aqueous lithium chloride is placed LiClca) AgNsLNAgclcDisa in a beaker containing aqueous silver nitrate 4. Aquous nickel ID sulfate is placed in a beaker containing reuchen magnesium metal 5. Aqueous calcium hydroxide is placed in an Erlenmeyer fnask reuction containing nitric acid 6 Perchloric acid is added to a beaker...
please, I need assistance with this Laboratory Report
on the periodic table.
Part A 1. Place 9 clean small test tubes in a test tube rack. The test tubes should be clean but do not have to be dry because aqueous solutions will be used. 2. To cach test tube add 5 drops of the solution (0.1 M) indicated in the data table. 3. Next add 5 drops of silver nitrate (0.5 M) to each of the 9 test tubes....
I
need help please: Solubility equilibrium
1. Predict the solubility of each of the following compounds at 25°C. Then determine which of the two compounds in each case is more soluble. Afterward, decide whether you could have determined which of the two compounds was more soluble just by comparing the Ksp values. Explain why or why not. All Ksp values are given at 25°C. a. Magnesium fluoride, MgF2, a compound used to produce lenses in telescopes and other optical devices,...
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