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1) To reach the equivalence point, 60 mL of HNO3 (aq) was titrated with 40 mL of 0.375 M LiOH
a) Write the chemical equation for the neutralization reaction and identify the ACID, BASE and the SALT
b) Determine the concentration of the acid.
2) 30 mL of 0.200 M NH3 is titrated with 0.100 M HCl (aq). Determine the pH values at the following 3 points:
i) with 0 mL of acid
ii) at the equivalence point
iii) when 80 mL of the acid has been added
Use the data to draw a titration curve for the neutralization reaction.
Write the balanced equation and net ionic equation for magnesium sulfate with a solution of sodium phosphate.
Question- Use dimensional analysis to calculate the volume of 3.00M of phosphoric acid needed to neutralize 63g of potassium hydroxide.
What is tautomerism? Explain briefly any two types of tautomerism using suitable (5) examples - Write the chemical reactions for the different methods used for the reduction of (5) aldehydes and ketones - Explain Fischer esterification with the help ..
Using the Henderson-Hasselbalch Equation calculate the PH of a solution containing acetic acid and ten time as much sodium acetate. What is the PH of a solution containing sodium acetate and ten times as much acedic acid
An average human produces 10 mJ of heat each day. if the human body were an isolated system of mass 45 kg with heat capacity of water, what temperature rise would the body experience?
Then she added 90ml of water to the same solution making it a total of 100ml and checked the solutions pH and it was 3. Predict the pH of the solution if Amber adds 900ml of water to the solution. Explain why you predicted that pH.
an aqueous solution containing 34.1 g of an unknown molecular nonelectrolyte compound in 141.3 g of water was found to
The vapor pressure of water above this solution is found to be 0.3626 atm at 348.0 K. The vapor pressure of pure water at temperature is 0.3804 atm. Determine the value of the van't Hoff factor i for magnesium chloride in this solution
The general rate law is: rate=k[A]^2. How long is the third half-life of the reaction if [A]0 is 0.080M and the first half life is 22 min
Problem- A.) Write out the dissolution reaction and calculate the Ksp for lead(II) phosphate which has a molar solubility of 6.2x10^-7 M. B) Calculate the molar solubility of solid calcium phosphate (Ksp= 1.3x10^-32) in 0.2 M sodium phosphate.
6.48 g of NaH2PO4 and 21.96 gm of K2HPO4 are dissolved in sufficient water to make a liter of solution. Calculate the pH of the resulting solution.
Calculate the atom economy and reaction efficiency of your synthesis. (b) Describe some green features of your synthesis, and any that aren't so green.
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