A buffer solution with a pH of 4.63 is prepared with 0.14 M formic acid and _______

Author Question: A buffer solution with a pH of 4.63 is prepared with 0.14 M formic acid and ________ M sodium ... (Read 227 times)

burton19126

Hero Member
Posts: 532

on: Aug 27, 2018

A buffer solution with a pH of 4.63 is prepared with 0.14 M formic acid and ________ M sodium formate. The Ka of formic acid is 1.8 10-4.

A) 1.1
B) 2.1
C) 5.4 10-6
D) 3.0 10-8
E) 0.54

Question 2

Which one of the following is considered to be ionizing radiation?

A) visible light
B) radio waves
C) X-rays
D) microwaves
E) infrared radiation

softEldritch

Sr. Member
Posts: 334

Reply #1 on: Aug 27, 2018

Answer to Question 1

A

Answer to Question 2

C

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