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Author Question: The conjugate base of HCO3- is ________. A) H2CO3 B) CO32- C) CO22- D) ... (Read 90 times)

Beheh

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on: Aug 27, 2018
The conjugate base of HCO3- is ________.
 
  A) H2CO3
  B) CO32-
  C) CO22-
  D) H3CO3+

Question 2

A 4.000 g sample of a certain cobalt oxide contains 2.937 g of cobalt. The empirical formula is ________.
 
  A) CoO
  B) CoO2
  C) Co2O
  D) Co3O4


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joneynes

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

D


Beheh

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


joneynes

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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