Which of the following species is amphoteric?
A) HPO4-
B) H3O+
C) PO43-
D) Cl-
E) None of the above are amphoteric.
Correct Answer:
Verified
Q3: What is the conjugate acid of HCO3⁻
Q4: Identify the weak diprotic acid.
A)HNO3
B)H3PO4
C)H2SO3
D)HClO4
E)H2SO4
Q7: An aqueous solution of ammonia is found
Q8: Which of the following species is amphoteric?
A)CO32-
B)HF
C)NH4⁺
D)HPO42-
E)None
Q12: Which of the following statements is TRUE?
A)
Q14: _ is found in carbonated beverages due
Q15: Give the characteristics of a strong acid.
A)
Q15: Which of the following is TRUE?
A) A
Q16: _ is the active component in vinegar.
A)
Q78: Identify the strongest acid.
A) H2O
B) H2S
C) H2Se
D)
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