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What sequence of steps represents the best synthesis of 2-heptanol? a) CH3CH2CH2MgBr (2 moles) + formaldehyde in diethyl ether followed by H3O+ b) CH3CH2CH2CH2MgBr + butanal in diethyl ether followed by H3O+ c) CH3CH2CH2CH2MgBr + acetone in diethyl ether followed by H3O+ d) CH3CH2CH2CH2CH2MgBr + ethanal in diethyl ether followed by H3O+
Suppose an integral membrane protein diffuses in a cell membrane at a rate of 1.04 square centimeters per 0.09 seconds. Express this rate as an integer with the correct number of significant figures.
When the concentrations of CH3Br and NaOH are both 0.165 M, the rate of the reaction is 0.0050 M/s. What is the rate of the reaction if the concentrations of CH3Br and NaOH are both increased by a factor of four
the mechanism to convert 9-fluorenol to 9-methoxy fluorene using a nucleophilic substitution reaction with H2SO4 and methanol.
A gaseous mixture of O2 and N2 contains 39.8\% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 385mmHg
If a system has 225 kcal of work done to it, and releases 5.00 x 10^2 kJ of heat into its surroundings, what is the change in internal energy of the system
A sample of C3H8 Has 3.84X10^24 H atoms. a) how many carbons does the sample contain b) calculate the total mass of the sample
Calculate the pH or the hydrogen ion concentration as required for each of the following substances: 0.075M acetic acid
Strike anywhere matches cantian the compound tetraphosphorus trisulfide, which burns to form tetraphosphorus decaoxide and sulfur dioxide gas
a syringe initially holds a sample of gas with a volume of 285 ml at 355 k and 1.88 atm. to what temperature must the
Preparation of Aspirin - All of them should be written in paragraphs and the method should not be copied exactely from the instruction
36.0% sodium chloride or table salt, and the rest being sodium bicarbonate or baking soda, How many grams of baking soda are present in the sample?
Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 8.0 x 10^-2 M NaOH.
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