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Write an equation for the overall reaction in this experiment ( synthesis of salicylic acid from winter green oil) and use it to calculate the atom economy of the synthesis and your reaction efficiency. Describe some green features of your synthesis and any that aren't so green.
When a sample of helium gas is charged with electricity, what causes the bright-line spectrum that is observed
(a) how many protein molecules do you find in the average eukaryotic cell and prokaryotic cell? (b). What is the ratio of protein found within a human heart compared to the prokaryotic cells inhabiting human intestines?
a sample of gas is confined to a cylinder housed with a movable piston. the gas occupies a volume of 1.8 l at 1.8 atm
dissolving 3.00g of impure CaCO3 in excess HCl produced .656L of CO2- measured at 20C and 782mmHg. calculate the percent by mass of the CaCO3 in the sample.
which the excess HClO4 was back-titrated with 8.72-mL of 0.3045 M NaOH using bromocresol green as an indicator. What is the concentration of the perchloric acid solution?
At a particular temperature , 35.0% of ClO2 molecules have speeds exceeding 400 m/s. If ClO2 is decomposed to Cl2 and O2 and the resulting mixture is cooled until the original temperature of the ClO2 is reached
What did you observe in the reactions of zinc with 4 different acids: HCL, H2SO4, H3PO4, and CH3COOH
Although acetanilide and phenacetin aren't appreciably acidic, acetaminophen (like aspirin) is a stronger acid than water. what problem would you encounter if the unknown component were acetaminophen rather than acetanilide or phenacetin
How many oxygen atoms are there in 52.06 g of carbon dioxide? Hint: How many O atoms does each carbon dioxide molecule contain
a sample of water is examined to have two metals with mcl cd2 and al3. this water can treat with oh and the equilibrium
An ingot of copper with a mass of 48.00kg is drawn into a wire with a diameter of 0.8440cm. The density of the copper is 8.960 grams per cm3.
Draw any one of the skeletal structure of a secondary alkyl bromide with a molecular formula C6H13Br and two stereogenic centers.
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