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(x+5)(x+2) (x-2)(x-2) (x+5)(x-12) (3c-4d)(2c+5d) (5x-3)(3x-8)

Phenacetin has the structure shown below. Write an equation for its preparation starting from 4-ethoxyaniline.

If 1.43 g of 4-ehoxyaniline and an excess of the acylating agent were used to prepare phencetin, what is the theoretical yield of product?

Our eyes are sensitive to electromagnetic radiation with wavelengths from 400nm to 700nm. What is associated range of frequencies?

an automobile tire contains a certain volume of air at 30 psig and 70 degree fahrenheit. The barometric pressure is 29.50 in.Hg. If due to running conditions the temperature of the air in the tire rises to 160 fahrenheit, what will be the gage pressure? a...

At 2068.44kPaa, 37.8 celcius, 0.142 cubic meter of methane have a total mass of 1.82kg. Using avogadro's principle find the mass of carbong dioxide contained in a 0.85cubic meter tank at 2068.44kPaa,37.8 celsius

What mass of lead (ii) trioxonitrate(v) would be required to yield 9g of lead(ii)chloride on the addition of excess sodium chloride(pb=207,N=14,O=16,Na=23,cl=35.5)

The antonyms of ignore,optimistic,humility,indolent,boring,attack,normal,innocuous,preserve,commence

What is the name of the instrument use in measuring Ph slope,depth of water,hydrogen ion concentration.

If the total dose is 0.930mg and the drug is given in 3 equal doses, what is the amount of each dose in milligrams?

(0.5-0.1)*.125=.05

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Descriptive essay on Nigeria

any topic of essay deductive style of writing not more than 5 sentances

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4. I had to convert the grams into ounces so I divided 238 by 28 and got 8.5. So the package weigh 8.5 ounces

if you have 14 q 1.isnt c 2.c 3.d 4.isnt a 5.A 6.72 7. isnt c 8. c 9, D 10. D 11.B 12.B 13.B 14.B