Learn more about our help with Assignments: Organic Chemistry
Search
Organic Chemistry
. A 400 mL buffer solution was prepared by reacting sodium acetate, CH3COONa,
with 1.00 M acetic acid, CH3COOH, with a pH of 4.56 Calculate the mass of
CH3COONa required to prepare the solution. Ka CH3COOH= 1.75 x 10-5
.
Organic Chemistry
define spin-spin coupling of NMR using 1,1- dichloroethane
Organic Chemistry
(b) Draw a “dot & cross” diagram to show the shape of a water molecule (H2O). Bond angles need to be shown. State the shape of a water molecule. You may sketch and insert a suitable diagram to aid your description if you wish.
Organic Chemistry
Consider the reaction:
3NO (g) ⇆ N2O (g) + NO2 (g)
What is the expression for Kc for this reaction?
Organic Chemistry
1)When furan is treated with the mixture of hcn and hcl?
2)When furan treated with maleic anhydride?
3) discuss fischer indole synthesis
2)When furan treated with maleic anhydride?
3) discuss fischer indole synthesis
Organic Chemistry
(ii) Either: Sketch and insert a graph showing the general form which you would expect for the eight ionization energies of element E, labelling the axes.
Or
Describe the graph that could be drawn, which should include the following: What is the label on the vertical axis of the graph, include units?
What is the label on the horizontal axis of the graph?
Describe the pattern expected in the graph
Or
Describe the graph that could be drawn, which should include the following: What is the label on the vertical axis of the graph, include units?
What is the label on the horizontal axis of the graph?
Describe the pattern expected in the graph
Organic Chemistry
electronic configuration of a certain element known as element E, is
1s22s22p4.
(i) Write a balanced equation to represent the first (1st) ionization energy of element E. Use “E” as the symbol of the element. Include the physical states.
1s22s22p4.
(i) Write a balanced equation to represent the first (1st) ionization energy of element E. Use “E” as the symbol of the element. Include the physical states.
Organic Chemistry
How to convert mg/l into kg/ha
0.530mg/l
How to convert this into kg/ha
0.530mg/l
How to convert this into kg/ha
Organic Chemistry
an organic compound exhibits λmax = 265nm in water whereas 279 m in hexane. what should be the nature of transition
Organic Chemistry
Three different alkenes react with hydrogen in the presence of platinum or
nickel catalyst to yield 2-Methylbutane. Identify the reactions involved for the
three alkenes.
