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A common by-product in this reaction is biphenyl, which is generated through a coupling reaction of phenylmagnesium bromide with unreacted bromobenzene. Draw the structure of biphenyl. Which part of your workup removed this by-product?
How many calories are needed to raise the temperature of 525g of beryllium from 21.0 celsius to 375 celsius?
reacts with excess Mg to produce 4.20L of H2 gas at 745 mmHg pressure and 35 degrees celcius. What is the molarity of the HCl solution?
it the pH of a strong acid solution nearer to O and a strong base to 14 while a weak adis and base are closer to there perspective approach to 7?
Oxygen-15 has a half-life of 124 seconds. You begin with a 429 mg sample of oxygen-15. You wait 6.20 minutes. What is the total amount of time in seconds
How many grams of H2O can be cooled from 45 degrees C to 15 degrees C by the evaporation of 63 grams of water.
What is the rate law for step 1 of this reaction? ((Express your answer in standard Mastering Chemistry notation.
a solid block of exactly 100.0 cm cubed has a mass of 153.6g. Determine its density.Will the block sink or float on water.
One radio station operates on an assigned frequency of 88.1 megahertz while another operates on an assigned frequency of 1460 kilohertz. What is the ratio of the larger to smaller value?
Predict the partial vapour pressure of HO above its solution in liquid germanium tetrachloride of molality 0.10 mol kg-I
write structures for the various aldol condensation products you expect from the aldol self-condendsation of 2-butanone
Two compounds have the same empirical formula. One substance is a gas, the other is a viscous liquid. How is it possible for two substances with the same empirical formula to have markedly different properties?
Write the formula and calculate the molar mass of KHP (KHP is not potassium hydrogen phosphorus). Q2 When conducting this experiment, why is it necessary to standardize your NaOH solution before titrating your unknown acid?
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