Short Answer
HCN has a pKa = 9.1.What form of the compound,HCN or CN-,will predominate in a solution of pH = 7.0
Correct Answer:
Verified
Correct Answer:
Verified
Q13: Explain why : NF<sub>3</sub> is a weaker
Q14: When a small amount of hexanoic acid
Q15: Which of the following is the strongest
Q16: What is the conjugate acid of NH<sub>3</sub>?<br>A)(<sup>+</sup>NH<sub>3</sub>)<br>B)(<sup>-</sup>NH)<br>C)(<sup>+</sup>NH<sub>4</sub>)<br>D)(<sup>-</sup>NH<sub>2</sub>)<br>E)(<sup>+</sup>NH<sub>2</sub>)
Q17: Which of the following ions is the
Q19: Identify the compound with the highest pK<sub>a</sub>.<br>A)CH<sub>3</sub>CH<sub>3</sub><br>B)HCCH<br>C)CH<sub>2</sub>CH<sub>2</sub><br>D)CH<sub>3</sub>OH<br>E)CH<sub>3</sub>NH<sub>2</sub>
Q20: Which of the following species cannot function
Q22: What is the product of the following
Q23: At what pH will 25% of a
Q94: Consider the set of compounds, NH<sub>3</sub>, HF,