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2. a) What is the maximum amount of salt (in molecules) that can be produced when...
1. A 33.3 g hot piece of metal at 450K is placed in pure water that...
1. A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33/ 2. a) What is the maximum amount of salt (in molecules) that can be produced when 35 mL of 0.102 M of strontium hydroxide reacts with 12...
2. a) What is the maximum amount of salt (in grams) that can be produced when...
2. a) What is the maximum amount of salt (in grams) that can be produced when 33 mL of 0.113 M of barium hydroxide reacts with 7.41 x 1021 molecules of sulphurous acid? b) Does the reaction result in a basic, neutral or acidic solution? 4. Balance the following chemical equations a) A2Bs + C2 → AC2 +B2C b) A + BCD + D2EC4 + D2C -> BA(ECA)2 + D2 + D2C
9. When a weak monoprotic acid reacts with an equal number of moles of potassium hydroxide,...
9. When a weak monoprotic acid reacts with an equal number of moles of potassium hydroxide, the resulting solution should be A. acidic B. basic C. neutral 10. Which of the following combinations of 0.10 M solutions would not be considered to be a buffer? A. HNO3 and KNO3 B. HNO2 and KNO2 C. NH4Cl and NH3 11. Indicate whether 0.10 M solutions of each of the following salts should be acidic, basic, or neutral. A. RbCIO4 B. Fe(NO3)3 C....
For the following salts, provide the following: The cations, anions, and molar coefficients produced when the...
For the following salts, provide the following: The cations, anions, and molar coefficients produced when the salts are dissolved in water (writing a balanced reaction is fine) Any subsequent reaction of the cations or anions produced when the salts dissolve in water Whether or not the resulting solution (from the dissolving of the salt in water) is acidic, basic, or neutral, and why. 1. NaNOs ttr0 + NO3 Na neurautrong ete tICn ACIC 2. KCH3COO 3. NH&Cl necrai 4. NaClO...
1. A complex, [CuCl 5.0x10 forms when mixing aqueous solutions of CuCla and NaCl. The Kr...
1. A complex, [CuCl 5.0x10 forms when mixing aqueous solutions of CuCla and NaCl. The Kr for this reaction is a. Write the balanced equation for this equilibrium reaction. b. If Na:CO3 is added to the solution, a precipitate will form. Identify the precipitate. c. The Kap for this precipitate is 2.5x1010, What is the value of the equilibrium constant governing the equilibrium from part b? 2. For the following salt: KF a. Write the chemical equation for the anion...
8. Spectator ions a remain as ions in the reaction and precipitate b. remain as molecules...
8. Spectator ions a remain as ions in the reaction and precipitate b. remain as molecules in the reactions and precipitate c. They form precipitate because they do not participate in the reaction d. None of the above 9. Polyprotic acids are a. Acids with more than one Hydrogen b. Acids that can form both hydrogen and Hydronium ions c. Acids that can act as acceptors as well as donors of Hydrogen d. Acids that have sweet taste 10. In...
Calculate the amount of gas produced when collected by water displacement. Aluminum reacts with aqueous sodium...
Calculate the amount of gas produced when collected by water displacement. Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas: 2Al(s) + 2NaOH(aq) + 6H2O(1) 2NaAl(OH)4(aq) + 3H2(g) In one experiment, a sample of Al reacts and the gas produced is collected by water displacement. The gas sample has a temperature of 23.00 °C, a volume of 860.0 mL, and a pressure of 747.0 mm Hg. Calculate the amount (in moles) of hydrogen gas produced in the reaction. The...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid b. Weak Acid c. Strong Base d. Weak Base H' when it reacts with a strong 17. Water is amphoteric substance which will base. (donate or accept] 18. The value of Kwat 25 degree Celsius M (acidic, basic or 19. If [OH) is greater than the [H30'), then the solution is neutral] 20. Buffer is a mixture of and a. Strong acid, strong base...
Two additional compounds were studied: NO2(OH) dissolved in water and produced an acidic solution, and Ni(OH)2...
Two additional compounds were studied: NO2(OH) dissolved in water and produced an acidic solution, and Ni(OH)2 dissolved only in an acidic solution. What type of compounds were these? A. Both were oxyacids. B. Both were bases. C. NO2(OH) was a base and Ni(OH)2 was an oxyacid. D. NO2(OH) was an oxyacid and Ni(OH)2 was a base. This is the solution: This is a General Chemistry question that falls under the content category “Unique nature of water and its solutions.” The...
- What is the molarity of a solution in which 0.051 grams of sodium thiosulfate is...
- What is the molarity of a solution in which 0.051 grams of sodium thiosulfate is prepared in a solution having a total volume of 200.00 mL Neutralization is the reaction between an acid and a base, producing a salt and neutralized base. For example, hydrochloric acid and sodium hydroxide form sodium chloride and water: HCl(aq)+ NaOH(aq) H2O0+NaCl(aq) a. Using the previous reaction, if 35 ml of 0.1 M NaOH will neutralize 10 mL of HCl, what is the concentration...
1. A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33/ 2. a) What is the maximum amount of salt (in molecules) that can be produced when 35 mL of 0.102 M of strontium hydroxide reacts with 12...
2. a) What is the maximum amount of salt (in grams) that can be produced when 33 mL of 0.113 M of barium hydroxide reacts with 7.41 x 1021 molecules of sulphurous acid? b) Does the reaction result in a basic, neutral or acidic solution? 4. Balance the following chemical equations a) A2Bs + C2 → AC2 +B2C b) A + BCD + D2EC4 + D2C -> BA(ECA)2 + D2 + D2C
9. When a weak monoprotic acid reacts with an equal number of moles of potassium hydroxide, the resulting solution should be A. acidic B. basic C. neutral 10. Which of the following combinations of 0.10 M solutions would not be considered to be a buffer? A. HNO3 and KNO3 B. HNO2 and KNO2 C. NH4Cl and NH3 11. Indicate whether 0.10 M solutions of each of the following salts should be acidic, basic, or neutral. A. RbCIO4 B. Fe(NO3)3 C....
For the following salts, provide the following: The cations, anions, and molar coefficients produced when the salts are dissolved in water (writing a balanced reaction is fine) Any subsequent reaction of the cations or anions produced when the salts dissolve in water Whether or not the resulting solution (from the dissolving of the salt in water) is acidic, basic, or neutral, and why. 1. NaNOs ttr0 + NO3 Na neurautrong ete tICn ACIC 2. KCH3COO 3. NH&Cl necrai 4. NaClO...
1. A complex, [CuCl 5.0x10 forms when mixing aqueous solutions of CuCla and NaCl. The Kr for this reaction is a. Write the balanced equation for this equilibrium reaction. b. If Na:CO3 is added to the solution, a precipitate will form. Identify the precipitate. c. The Kap for this precipitate is 2.5x1010, What is the value of the equilibrium constant governing the equilibrium from part b? 2. For the following salt: KF a. Write the chemical equation for the anion...
8. Spectator ions a remain as ions in the reaction and precipitate b. remain as molecules in the reactions and precipitate c. They form precipitate because they do not participate in the reaction d. None of the above 9. Polyprotic acids are a. Acids with more than one Hydrogen b. Acids that can form both hydrogen and Hydronium ions c. Acids that can act as acceptors as well as donors of Hydrogen d. Acids that have sweet taste 10. In...
Calculate the amount of gas produced when collected by water displacement. Aluminum reacts with aqueous sodium hydroxide to produce hydrogen gas: 2Al(s) + 2NaOH(aq) + 6H2O(1) 2NaAl(OH)4(aq) + 3H2(g) In one experiment, a sample of Al reacts and the gas produced is collected by water displacement. The gas sample has a temperature of 23.00 °C, a volume of 860.0 mL, and a pressure of 747.0 mm Hg. Calculate the amount (in moles) of hydrogen gas produced in the reaction. The...
16. When K. of Acid-1 is larger than that of Acid-2, Acid-1 is a. Strong Acid b. Weak Acid c. Strong Base d. Weak Base H' when it reacts with a strong 17. Water is amphoteric substance which will base. (donate or accept] 18. The value of Kwat 25 degree Celsius M (acidic, basic or 19. If [OH) is greater than the [H30'), then the solution is neutral] 20. Buffer is a mixture of and a. Strong acid, strong base...
- What is the molarity of a solution in which 0.051 grams of sodium thiosulfate is prepared in a solution having a total volume of 200.00 mL Neutralization is the reaction between an acid and a base, producing a salt and neutralized base. For example, hydrochloric acid and sodium hydroxide form sodium chloride and water: HCl(aq)+ NaOH(aq) H2O0+NaCl(aq) a. Using the previous reaction, if 35 ml of 0.1 M NaOH will neutralize 10 mL of HCl, what is the concentration...
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