649 mg of a pure diprotic acid (this means that the acid is capable of donating two hydrogen ions or protons) was titrated with 12.32 mL of a 0.684 M potassium hydroxide solution. What is the molar mass of the acid? The balanced equation is: K2X + 2 HOH H2X 2 KOH 2. The molarity of sulphuric acid in a fully charged car battery is 5.2 M. When fully discharged the molarity is 4.8 M. A 2.00 mL sample of battery acid was titrated with 31.26 mL of a 0.621 M sodium hydroxide solution. Does the battery need to be recharged? In the vernacular, what is the molarity of the battery acid? Document your answer. 3. A student titrated 38.00 mL of a 0.522 M sodium hydroxide solution with 25.00 mL of a 0.785 M hydrochloric acid solution. Which is the limiting reagent? How many mL of excess reactant will remain? 175
649 mg of a pure diprotic acid (this means that the acid is capable of donating two hydrogen ions or protons) was titrated with 12.32 mL of a 0.684 M potassium hydroxide solution. What is the molar mass of the acid? The balanced equation is: K2X + 2 HOH H2X 2 KOH 2. The molarity of sulphuric acid in a fully charged car battery is 5.2 M. When fully discharged the molarity is 4.8 M. A 2.00 mL sample of battery acid was titrated with 31.26 mL of a 0.621 M sodium hydroxide solution. Does the battery need to be recharged? In the vernacular, what is the molarity of the battery acid? Document your answer. 3. A student titrated 38.00 mL of a 0.522 M sodium hydroxide solution with 25.00 mL of a 0.785 M hydrochloric acid solution. Which is the limiting reagent? How many mL of excess reactant will remain? 175
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.103QE
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Question 1
![649 mg of a pure diprotic acid (this means that the acid is capable of donating two
hydrogen ions or protons) was titrated with 12.32 mL of a 0.684 M potassium hydroxide
solution. What is the molar mass of the acid? The balanced equation is:
K2X + 2 HOH
H2X 2 KOH
2. The molarity of sulphuric acid in a fully charged car battery is 5.2 M. When fully
discharged the molarity is 4.8 M. A 2.00 mL sample of battery acid was titrated with
31.26 mL of a 0.621 M sodium hydroxide solution. Does the battery need to be
recharged? In the vernacular, what is the molarity of the battery acid? Document your
answer.
3. A student titrated 38.00 mL of a 0.522 M sodium hydroxide solution with 25.00 mL of
a 0.785 M hydrochloric acid solution. Which is the limiting reagent? How many mL of
excess reactant will remain?
175](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8a30a005-d7e5-458b-b4bc-cfc1eedff542%2F65781145-eb96-4c53-a6ba-88857b06b573%2Fiuwgbf.jpeg&w=3840&q=75)
Transcribed Image Text:649 mg of a pure diprotic acid (this means that the acid is capable of donating two
hydrogen ions or protons) was titrated with 12.32 mL of a 0.684 M potassium hydroxide
solution. What is the molar mass of the acid? The balanced equation is:
K2X + 2 HOH
H2X 2 KOH
2. The molarity of sulphuric acid in a fully charged car battery is 5.2 M. When fully
discharged the molarity is 4.8 M. A 2.00 mL sample of battery acid was titrated with
31.26 mL of a 0.621 M sodium hydroxide solution. Does the battery need to be
recharged? In the vernacular, what is the molarity of the battery acid? Document your
answer.
3. A student titrated 38.00 mL of a 0.522 M sodium hydroxide solution with 25.00 mL of
a 0.785 M hydrochloric acid solution. Which is the limiting reagent? How many mL of
excess reactant will remain?
175
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