Stearic acid has a freezing point of 7120 c and a kf of
Stearic acid has a freezing point of 71.20 C and a Kf of 4.890C/m. A 400.0 g quantity of stearic acid to which 50.0 g of an unknown is added has a freezing point of 68.00C. Calculate the molar mass of the unknown.
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A weak acid HA (pKa = 5.00) was titrated with 1.00 M KOH. The acid solution had a volume of 100.0 mL and a molarity of 0.100 M. Find the pH at Vb = 0 mL, Vb = 10.1 mL and Vb = 12.0 mL
A skater with an initial speed of 7.10 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. How far will the skater travel before coming to rest
how many students would the college need to enroll in the first year if they would like to make a profit of at least 5% of revenue?
Suppose we have a junction diode operating at a constant temperature of 300K. With a forward current of 1mA, the voltage is 600mV. Furthermore, with a current of 10mA,the voltage is 700mV. Find the value of n for this diode.
Does the office renovation and subsequent lease agreement appear to be a good investment investment for the company? (Hint: Compare the cost of renovation with the present value of the lease payments. Use a 10 percent discount rate for the analysi
One solenoid is centered inside another. The outer one has a length of 54.0 cm and contains 6800 coils, What is the mutual inductance of these solenoids
All solutions to the differential equation y'-2y=0 should also be solutions to the differential equation y''-ay'+ay=0. Determine the constant a such that this is true.
Two ideal diodes are placed in series, pointing in opposite directions. What is the equilvalent circuit for the combination What is the equilvalent circuit if the diodesare in parallel and pointing in opposite directions
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When considering potential lead toxicity the APN is aware that: Group of answer choices Lead poisoning presenting symptoms are often not specific
Organic phosphate pesticide toxicity may: Group of answer choices cause a decrease in acetylcholine activity at nicotinic and muscarinic receptors
Unexpected weight loss: Group of answer choices is regarded as clinically significant when it exceeds 10% or more of usual body weight over a 6- to 12-month
The nurse enters the room of a client admitted for evaluation of a convulsive disorder. The family members present report the client just had a seizure
Joe is a 54 y/o male with a history of hypertension which is well controlled on a thiazide diuretic. He presents to the office with complaints of vomiting x 5
Problem: The Health Insurance Portability and Accountability Act (HIPAA) requires that:
You are treating a 74-year-old male patient in the ED who was transferred from a skilled nursing facility. During your assessment you note