Question

In making printed circuit boards, ferric chloride (FeCl3) solution is used to etch (corrode) exposed copper on a polymer (plastic) substrate.
(a) From the following data, calculate the potential of the cell inducing

Question

1. IUPAC names part 1

part 2

2. Draw the structure of a copound that is a stereoisomer of cis-1,2-dichclorocycopentane AND cis-1,2-dimethylcyclobutane
3. part 1 conformations
part 2 conformations

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Question

You make a solution using a solid solute(5g) in water (total volume 100ml). The mole mass of the solute is 110g/mole.
What is the molarity?
What is the concentration reported as % by

Question

Carbon monoxide has two stretching modes, symmetrical and asymmetrical. Explain which mode produces an IR absorbable peak.

Question

From the IR spectrum, what are the factor that will show you that a compound is dry.

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Chemical Engineering Question on Mass Balance:
Consider the ammonia process given below. A feed of 20% N2, 78% H2 and 2% CH4 is mixed with two recycle streams and enters a reactor. Here,

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A 1.00 mole sample of sulfur dioxide (SO2) has a pressure of 5.00 atm and a volume of 10.0 L. Predict the temperature of this gas: a) using the ideal gas law and

Question

1.Which is more precise for measuring volumes of liquids, the volumetric pipet or the graduated cylinder? Why?
2. Could you have determined which device is more precise by making a single measurement? Why

Question

A 2.50 mole sample of an ideal gas is expanded adiabatically against a constant pressure of 1.00 bar. The initial temperature and pressure of the gas are 325 K and 2.50 bar, respectively.

Question

What is the reagent combination that can introduce a t-butyl group into the aromatic compounds other than t-butanol + H2SO4 or t-butyl chorlide + AlCl3?