How to calculate the heat of fusion of water
Given that the heat of fusion of water is -6.02 kJ/mol, that the heat capacity of H2O(l) is 75.2 J/mol K and that the heat capacity of H2O (s) is 37.7 J/mol K, calculate the heat of fusion of water at -10 Celcius.
Expected delivery within 24 Hours
A solution of acetic acid isprepared in water by adding 11.1g. of sodium acetate to a volumetric flask and bringing the volume to 1.0L with water. The final pH is measured to be 5.25.
The book weighs 32 N. The coefficient of static friction between his hands and the book is 0.45. To keep the book from falling, what is the magnitude of the minimum pressing force that each hand must exert?
A Mercedes-Benz 300SL (m = 2000 kg) is parked on a road that rises 15° above the horizontal. (a) What is the magnitude of the normal force?
Find the mean and varience of X. Use the general formulas for mean and variance and check results using the formulas u = np and o2 = npq.
A 25.0-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 77.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction.
A dr. has performed 4 heart transplants, and 2 of the patients survived for more than 5 years. She thinks that the probability of a patient surviving for 5 years or more is .2.
Estimate the strain energy per unit volume. Assuming the shear modulus of Fe is 86 GPa and the Burgers vector is 0.248 nm.
Traveling at a speed of 17.9 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.800. What is the speed of the automobile after 2.10 s have e
1946640
Questions Asked
3,689
Active Tutors
1451873
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Two key finite resources that require conservation strategies are fossil fuels (like oil and gas) and rare earth minerals, and their depletion disproportionatel
A patient who takes oral contraceptives for pregnancy prevention has missed her last 2 pills. What should the NP advise the patient to do to minimize the risk
The prognosis for kidney stones will generally depend on the stone's size and location, the obstruction's presence, infection, and the patient's general health
Problem: The nurse is evaluating the progress of an adolescent client with bulimia who has been treated as an outpatient.
MH is a 46 year-old African-American male recently diagnosed with Stage 1 Hypertension during his last visit with his doctor.
Do you plan to manage the emotional intensity of crisis work, and are there any particular challenges you anticipate when connecting clients
Pria told her friends she really wanted to stop drinking sugary drinks. She had been thinking about it and she was going to start next week.