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Propose a reasonable synthetic strategy for the synthesis of trans-6-methyl-3-heptene from 4-methyl-1-pentyne.
What are the molecular weights of ether and dimethylether? Are they isomers of each other or is each an isomer of something else? Why are there significant differences in their chemical and physical properties?
What is the mole fraction of ethanol in a solution made by dissolving 14.6 g of ethanol in 53.6 g of water?
Active ingredient in household bleach is NaOCl. Find % concentration (w/v) in household bleach. (Mass of NaOCl per mL of solution) *Atomic mass of NaOCl = 74.44217 Question 2: Using the % w/v of NaOCl on the bleach bottle, calculate the percent er..
Calcium fluoride, CaF2, is a source of fluorine and is used to fluoridate drinking water. Calculate its molar mass to four significant figures.
If 35.27 g of sodium carbonate react completely, how many grams of H2O will be produced?
In a vessel with a volume 3 m^3 you put 0.03m^3 of liquid water and 2.97m^3 of water vapor so the pressure is 101.33 kPa.
Calculate the wavelength at which they are broadcasting.
what would the rate constant be at a temperature of 150C for the same reaction described in Part A?
55.0 mL of a 1.70 M solution is diluted to a volume of 278 mL. A 139 mL portion of that solution is diluted using 175 mL of water. What is the final concentration.
what is the frequency of the photons emitted by hydrogen atoms when they undergo transistions from n=5 to n=3
Consider an insulated system containing 150 g of liquid water and 150 g of ice at equilibrium under atmospheric pressure. A total of 22 g of steam at 120±C is admitted to the system.
Explain possible reason for discrepency between the actual pH of the buffer and the reported pKa of the weak acid. (My case: actual pH =9.23, reported pKa =9.25)
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