Explore Westonci.ca, the leading Q&A site where experts provide accurate and helpful answers to all your questions. Experience the convenience of getting reliable answers to your questions from a vast network of knowledgeable experts. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

Which of the following carbonate species would be present in significant concentrations in a solution of carbonic acid at pH 9.75?
For carbonic acid: pKa1 = 6.46, pKa2 = 10.16
Group of answer choices

HCO3-

H2CO3 and HCO3-

CO32-

H2CO3

HCO3- and CO32-