**Please help with part C I have included the other parts with the answers I got...
**Please help with part C I have included the other parts with the answers I got as additional information required for C.**
A) A strontium hydroxide solution is prepared by dissolving 10.35 g of Sr(OH)2 in water to make 59.00 mL of solution.What is the molarity of this solution?
Express your answer to four significant figures and include the appropriate units. ANSWER: 1.442 M
B) Next the strontium hydroxide solution prepared in part (a) is used to titrate a nitric acid solution of unknown concentration.Write a balanced chemical equation to represent the reaction between strontium hydroxide and nitric acid solutions.
Express your answer as a chemical equation. Identify all of the phases in your answer.
ANSWER:
|
Sr(OH)2(aq)+2HNO3(aq)→Sr(NO3)2(aq)+2H2O(l) |
C) If 23.9 mL of the strontium hydroxide solution was needed to neutralize a 31.5 mL aliquot of the nitric acid solution, what is the concentration (molarity) of the acid?
Express your answer to three significant figures and include the appropriate units.
Homework Answers
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**Please help with part C I
have included the other parts with the answers I got...
1a, A strontium hydroxide solution is prepared by dissolving 10.45 g of Sr(OH)2 in water to...
1a, A strontium hydroxide solution is prepared by dissolving 10.45 g of Sr(OH)2 in water to make 41.00 mL of solution.What is the molarity of this solution? 1b. Next the strontium hydroxide solution prepared in part (a) is used to titrate a nitric acid solution of unknown concentration.Write a balanced chemical equation to represent the reaction between strontium hydroxide and nitric acid solutions. 1c. If 23.9 mL of the strontium hydroxide solution was needed to neutralize a 31.5 mL aliquot...
If 23.9 mL of the strontium hydroxide solution was needed to neutralize a 31.5 mL aliquot...
If 23.9 mL of the strontium hydroxide solution was needed to neutralize a 31.5 mL aliquot of me nitric acid solution, what is the concentration (molarity) of the acid? Express your answer to three significant figures and include the appropriate units.
1. Write the formula of the conjugate base for acid H2CO3. Express your answer as an...
1. Write the formula of the conjugate base for acid H2CO3. Express your answer as an ion. 2. Calculate the [OH−] of each aqueous solution with the following [H3O+]: stomach acid, 4.5×10−2M Express your answer using two significant figures. urine, 6.0×10−6M Express your answer using two significant figures. orange juice, 2.2×10−4M Express your answer using two significant figures. bile, 7.0×10−9M Express your answer using two significant figures. 3. Write a balanced equation for the neutralization of each of the following....
In an acid-base titration, the neutralization of 20.00 mL of a solution of KOH (potassium hydroxide)...
In an acid-base titration, the neutralization of 20.00 mL of a solution of KOH (potassium hydroxide) of unknown concentration required the addition of 28.60 mL of 0.1042 M HNO3 (nitric acid). Calculate the molarity of the potassium hydroxide solution. Place your answer in the box. Express your answer using only a number or numbers without text. Report your result in decimal notation and to the proper number of significant figures. All numbers are measured.
15 In an acid-base titration, the neutralization of 25.00 mL of a solution of KOH (potassium...
15 In an acid-base titration, the neutralization of 25.00 mL of a solution of KOH (potassium hydroxide) of unknown concentration required the addition of 22.60 mL of 0.1532 M HNO3 (nitric acid). Calculate the molarity of the potassium hydroxide solution Place your answer in the box. Express your answer using only a number or numbers without text. Report your result in decimal notation and to the proper number of significant figures. All numbers are measured,
When aqueous solutions of nitric acid and barium hydroxide are mixed, the following reaction occurs 2HNO,...
When aqueous solutions of nitric acid and barium hydroxide are mixed, the following reaction occurs 2HNO, + Ba(OH), Ba(NO3)2 + 2 H2O If 25.6 ml. of a 5.39x102 M Ba(OH), solution are required to react with 18.9 mL of HNO, what is the molarity of the HNO, solution? Give your answer to three significant figures. MHNO,
I got part A but I dont know how to do part B rcise 17.98 Calculate...
I got part A but I dont know how to do part B
rcise 17.98 Calculate the solubility (in grams per 1.00 x 10 mL of solution) of magnesium hydroxide in a solution buffered at pH = 12. Express your answer using two significant figures. S, - 1.2410-8 g/1.00 x 10² ml) Previous Answers ✓ Correct Part B How does this compare to the solubility of Mg(OH), in pure water? Express your answer using two significant figures. V AE Om...
Part A, B, C please Constants Periodic Tabl Part A A buffer is prepared by adding...
Part A, B, C please
Constants Periodic Tabl Part A A buffer is prepared by adding 18.0 g of sodium acetate (CH3COONa) to 490 mL of a 0.145 M acetic acid (CH3COOH) solution. Determine the pH of the buffer. Express your answer using two decimal places. IVO AQ R O D ? pH = Submit Request Answer Part B Write the complete ionic equation for the reaction that occurs when a few drops of hydrochloric acid are added to the...
The pressure of a sample of argon gas was increased from 1.67 atm to 6.51 atm...
The pressure of a sample of argon gas was increased from 1.67 atm to 6.51 atm at constant temperature. If the final volum of the argon sample was 15.0 L, what was the initial volume of the argon sample? Assume ideal behavior. V= How many grams of Kr are in a 9.31 L cylinder at 14.4 °C and 2.64 atin? mass: Write the net ionic equation for the acid-base reaction. Include physical states. HCl(aq) + KOH(aq) → H20(1) + KCl(aq)...
Calculate the concentration of a barium hydroxide solution if it takes 35.42 mL of a 0.1042...
Calculate the concentration of a barium hydroxide solution if it takes 35.42 mL of a 0.1042 M solution of phosphoric acid to reach the endpoint of titration for a 25.00 mL sample of the barium hydroxide solution 3 Ba(OH)2 (aq) + 2 H3PO4 (aq) 6H20 (1) + Baz(PO4)2 (aq) Express your answer in molarity. Do not include the units.
If 23.9 mL of the strontium hydroxide solution was needed to neutralize a 31.5 mL aliquot of me nitric acid solution, what is the concentration (molarity) of the acid? Express your answer to three significant figures and include the appropriate units.
15 In an acid-base titration, the neutralization of 25.00 mL of a solution of KOH (potassium hydroxide) of unknown concentration required the addition of 22.60 mL of 0.1532 M HNO3 (nitric acid). Calculate the molarity of the potassium hydroxide solution Place your answer in the box. Express your answer using only a number or numbers without text. Report your result in decimal notation and to the proper number of significant figures. All numbers are measured,
When aqueous solutions of nitric acid and barium hydroxide are mixed, the following reaction occurs 2HNO, + Ba(OH), Ba(NO3)2 + 2 H2O If 25.6 ml. of a 5.39x102 M Ba(OH), solution are required to react with 18.9 mL of HNO, what is the molarity of the HNO, solution? Give your answer to three significant figures. MHNO,
I got part A but I dont know how to do part B
rcise 17.98 Calculate the solubility (in grams per 1.00 x 10 mL of solution) of magnesium hydroxide in a solution buffered at pH = 12. Express your answer using two significant figures. S, - 1.2410-8 g/1.00 x 10² ml) Previous Answers ✓ Correct Part B How does this compare to the solubility of Mg(OH), in pure water? Express your answer using two significant figures. V AE Om...
Part A, B, C please
Constants Periodic Tabl Part A A buffer is prepared by adding 18.0 g of sodium acetate (CH3COONa) to 490 mL of a 0.145 M acetic acid (CH3COOH) solution. Determine the pH of the buffer. Express your answer using two decimal places. IVO AQ R O D ? pH = Submit Request Answer Part B Write the complete ionic equation for the reaction that occurs when a few drops of hydrochloric acid are added to the...
The pressure of a sample of argon gas was increased from 1.67 atm to 6.51 atm at constant temperature. If the final volum of the argon sample was 15.0 L, what was the initial volume of the argon sample? Assume ideal behavior. V= How many grams of Kr are in a 9.31 L cylinder at 14.4 °C and 2.64 atin? mass: Write the net ionic equation for the acid-base reaction. Include physical states. HCl(aq) + KOH(aq) → H20(1) + KCl(aq)...
Calculate the concentration of a barium hydroxide solution if it takes 35.42 mL of a 0.1042 M solution of phosphoric acid to reach the endpoint of titration for a 25.00 mL sample of the barium hydroxide solution 3 Ba(OH)2 (aq) + 2 H3PO4 (aq) 6H20 (1) + Baz(PO4)2 (aq) Express your answer in molarity. Do not include the units.
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