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Author Question: What volume of 5.00 10-3 M HNO3 is needed to titrate 100.00 mL of 5.00 10-3 M Ca(OH)2 to the ... (Read 47 times)

c0205847

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Question 1

Consider a buffered solution consisting of H2CO3 and HCO3- where the pKa = 6.4. At pH = 6.4, which of the following is true?
◦ [H2CO3]< [HCO3-]
◦ [H2CO3] = [HCO3-]
◦ [H2CO3] < [CO3-2]
◦ [H2CO3] > [HCO3-]

Question 2

What volume of 5.00 × 10-3 M HNO3 is needed to titrate 100.00 mL of 5.00 × 10-3 M Ca(OH)2 to the equivalence point?
◦ 50.0 mL
◦ 12.5 mL
◦ 200. mL
◦ 100. mL


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Marked as best answer by c0205847 on Feb 15, 2020

mmj22343

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c0205847

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Reply 2 on: Feb 15, 2020
Excellent


at

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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