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state the Nucleophilic Acyl Substitution and briefly write the notes concerning it.
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Draw the structure of the product that is formed when methyl propanoate undergoes a reaction with an excess
What is the equivalent mass of metal that is dissolved in sulfuric acid during hydrogen release if 2.27 g metal reacts with 30 ml 33 w/w% H2SO4 (density 1.25 g/cm^3,
How many grams of are CaH2 needed to generate 147L of H2 gas if the pressure of H2 is 827 torr at 20 C?
What is the pH of a solution of 0.20M RbCHO2? Must use an ICE table (Initial Concentration, Change in Concentration, Equilibrium Concentration) and the quadratic formula unless the "x is small" approximation can be used.
One of the more effective liquid crystalline substances employed in LCDs is the molecule- How many double bonds are there in this molecule? Describe the features of the molecule that make it prone to show liquid crystalline behavior.
An unknown solid compound is analyzed in the lab to determine its chemical formula. The following observations are recorded. When a small quantity of the solid is heated in the flame of a Bunsen burner, a bright orange flame is observed.
A gaseous mixture of NO2 and N2O4 is in equilibrium. If the concentration of N2)4 is 5.3 x 10^-5 M, what is the concentration of NO2
How many electrons in an atom can have each of the following quantum number or sublevel designations
Place the following oxyacids in ascending order of strength. Use as a criterion in its molecular structure and explain why you select that order. H2Te, HI, H2S y NaH
The small bubbles that form on the bottom of a water pot that is being heated (before boiling) are due to dissolved air coming out of solution.Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen ga..
What is the heat change in J associated with 15 g of solid ethanol at -177 oC changing to gas at 146 oC?
What is the minimum voltage needed to produce a reaction in the electrolysis of copper(II) sulfate using inert electrodes. This is the same as asking what is Ecell for the electrolytic cell. However, express your answer as a positive number.
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