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Given the following mass percent compositions, determine the empirical formula:
49.5% C; 5.2% H; 28.8% N; 16.5% O.
2-Ethylbutanoic acid can be prepared by a malonic ester synthesis
how is chemistry in everyday life
Aldol condensation - Aldehydes and Ketones (a) This reaction occurs between two molecules of carbonyl compounds; one molecule should have at least two α-hydrogen sets. In that
Write the chemical equation for the entire combustion of heptane, C 7 H 16 . The heat of combustion for heptane is 4817 kJ/mol. How much heat could be released if 250 kg of hept
calculate the enthalpy of combustion for acetic acid using standard enthalpies of formation.
When the azimuthal quantum number has a value of l=0 , the shape of the orbital is: (1) Rectangular (2)Spherical (3)Dumbbell (4)Unsymmetrical Ans: Spherical
equation ..
Q. Illustrate about Werners Theory? Based on the study of a large number of compounds. Wermer gave the following postulates: • Metal atoms in complexes possess two types o
how do we estimate nicotine in tobacco qualitatively in lab by simple chemical test?
Unlike components of the 3 d series, 4 d and 5 d elements have little simple aqueous cationic chemistry. The main exceptions are La3+ and Y3+, and Ag+, which builds some soluble
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