allawaihussain2020 allawaihussain2020

22-12-2022
Chemistry

Answered

Find the pH value after adding 0.05 M of sulfuric acid to a solution consisting of 0.1 M of weak acid and its salt. Note that the value of the weak acid dissociation constant is 4.47

Answer :

Other Questions

Match the following. The negative log of the hydrogen ion concentration of a 1. solution; a scale ranging from 0 to 14 with 7 being neutral, values less than 7,

Hypothesize which mixtures you think will be able to resist changes in pH upon addition of either acid or base. (Check the appropriate box for each. Mixture Won

Determine the order of the reaction, and the value of the rate constant. Predict the concentration of AB at 25s

Which of the following has the fastest rate of hydrolysis to give acetic acid? O O 0 II A) CH3COCCH3 B) CH3CCI O 0 II D) CH3CNH C) CH3COCH2CH3 Multiple Choice А

estion 4 When CH3CH2CHO reacts with PHNHNH2 under conditions of acid catalysis, the major organic product is O A a hydrazone O B. a ketone O C can oxime O D. a

You need to dilute 20.0 mL of a 1.40 M solution of LiCN to make a 0.0420 M solution of LICN. What is the final volume (in mL) of this solution.

In which of the following aqueous solutions does the weak acid exhibit the highest percentage ionization? A. 0.01 M HOCl (Ka = 3.5 × 10-8) B. 0.01 M HCN (Ka = 6

Calculate the answers to these problems: Round off and enter your answer with the appropriate number of significant figures: Do not use scientific notation. Als

for a particular first order reaction, the rate constant at a temperature of 300k is measured to be k

Substutions at sp2 carbons do not occur by an SN2 mechanism, but rather by way of a "tetrahedral intermediate". The tetrahedral intermediate shown could occur i