Explain whether two suspected compounds was identical
A compound melting at 134C was suspected to be either aspirin(mp 135C) or urea(mp 133C). Explain how can you determine whether one of these two suspected compounds was identical to the unknown compound without using any for of spectroscopy.
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Lindane is a toxic insecticide that causes dizziness and diarrhea in humans. Find the molecular formula for lindane given its percent composition: 24.78% C, 2.08% H, and 73.14% Cl. The approximate molar mass is 290 g/mole.
The density of the waste is 85.3 Ibm/ft3. Calculate the weight of the pond contents in Ibf using a single dimensional equation for your calculation.
Compare the internal rate of return for both projects. Compute the NPV for both projects, using a cost of capital of 10 percent. Which projects should be undertaken?.
0.25 mols of an unknown acid is dissolved in enough water to make 1 Liter of solution. The pH of the solution is 2.19. Determine the ka of the acid from this data.
Explain how can you determine whether one of these two suspected compounds was identical to the unknown compound without using any for of spectroscopy.
Calculate the amount of Tris (hydroxlmethyl) aminomethane (Tris) necessary to make 100mL of a 0.100M Tris buffer that is equimolar in Tris-base(MW=121.1 g/mol) and Tris-HCl(MW=157.6g/mol).
Red Wing Company applies factory overhead based on direct labor costs. The company incurred the following costs during 2013: direct materials costs, $637,500; direct labor costs, $2,500,000; and factory overhead costs applied, $1,000,000.
Dylan had a tax overpayment of $1,200 on his 2010 state income tax return and, rather than requesting a refund, had the overpayment applied to his 2011 state income taxes.
What is the mass of hydrogen gas released from 2.70 g of aluminum metal and hydrochloric acid?
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Based on information provided in Ch. 11 & 12, how do you define "being an adult"?
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
Describe the results, including any scores. Result: E6% Extraverted Action oriented, Outgoing, Expressive, Hands-On S17% Sensing Traditional,
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think