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Explain how the transition from the enamine intermediate to the imine intermediate in the Fischer indole synthesis of 2-phenylindole and the formation of Aldrin via the Diels-Alder reaction are alike and how they are different.
Use a molar mass of 800g/mol for the vegetable oil and use a density of 0.88g/mL for vegetable oil and 0.79 g/mL for methanol to calculate how many moles of ethanol are used.
A green leaf has a surface area of 2.10 cm^2. If solar radiation is 1150 W/m^2, how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 nm for solar radiation.
As space exploration increases, means of communication between humans and other planets are being developed
Determine the molecular formula of the oxide of phosphorous when it is in its gaseous state.
To what volume must 558 mL of 13 M Ca(OH)2 solution be diluted to make a 3 M Ca(OH)2 solution?
How many moles of HCl need to be added to 150 mL of 0.50 M NaZ to have a solution with a pH of 6.50? (Ka of HZ is 2.3e-5). Assume negligible volume of the HCl.
How many atomsof carbon are present in 34.5 grams of caffeine?
A 235mL solution is prepared with 41.8 millimoles of an unknown sodium salt of a deprotonated organic acid (NaX). If the solution has a pH of 8.05, what is the pKa of the acid?
Consider the reaction Cu2S + O2 → 2Cu + SO2. If 55.0 grams of Cu2S is heated in excess O2, what is the mass of Cu that can be produced?
How much energy in joules is required to heat 295 mL of coffee from 25.0 0C to 62.0 0C? Assume that the coffee has the same density, 0.997 g/mL, and specific heat capacity, 4.184 rm J/(gc. K) .
Conclude the range of pressures that this system can exists as 2 phases By imagine Raoult's law is applied to the system
One hundred grams of water is saturated with NH4Cl at 50 degrees celsius . According to Table G, if the temperature is lowered to 10 degrees celsius, what is the total amount of NH4Cl that will precipitate.
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