Molecular weight of the sample
When 4g of a sample are dissolved in enough benzene to give 2L of solution the osmotic pressure is 3.2 torr at 25 degrees C. What is the molecular weight of the sample?
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A 0.10 M solution of lactic acid, a monoprotic acid of formula HC3H5O3, was found to have a pH of 2.43. What is the value of Ka for the acid and the percent ionization?
Give an examples of a free-radical polymerization reaction (e.g. polymerization of ethylene into polyethylene). Indicate all steps of the process: chain initiation, chain propagation, chain termination, and formation of branched polymers.
A solution contains 100.0 g of water and 15.0 g of alcohol. What is the percent alcohol in the solution? My teacher got 13% and im not sure how?
Sanai manufacturing company produces and sells 40,000 units of a single product. Variable costs total $80,000 and fixed costs total $120,000.
Lesley Chomski is the supervisor of the new product division of MCO Corporation. Her annual bonus is based on the success of new products and is computed on the number of sales that exceed each new product's projected break-eve
If a car increases its speed from 14.2 mph to 42.6 mph, by what factor does the kinetic energy of the car increase? Enter your answer to three significant figures, Show work.
The best available balances can weigh amounts as small as 10-5 g. If you were to count out carbon atoms at the rate of two per second, how long would it take to count a pile of atoms large enough to weigh (10-5g)?
Lead is a toxic metal that affects the central nervous system. A Pb-contaminated water sample contains 0.0013% Pb by mass. How much of the water (in ml) contains 145 mg of Pb?
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If deficiencies are cited during survey, it becomes the responsibility of the nursing facility staff to do which of the following?
Question: Locate and explore a framework related to public health (this week's PowerPoint has some good examples)
A child has a desquamative rash of the hands and feet. Which additional finding should the nurse expect to observe with this rash?
A child with a Wilms tumor has had surgery to remove a kidney and has received chemotherapy. The nurse should include which instructions at discharge?
Design a press kit for a sport event (this may be a fictional event, or a real event from your institution) that includes a short press release.
Which of the following describes what occurs with the statement of deficiencies? It is transmitted to the facility staff within 10 working days
Edge Soccer Program (Edge) began the year with a cash balance of $10,500. The budget forecasts that collections from customers owed to the company