Calculate the wavelength of the x rays
The distance between layers in a crystal is 321 pm. X rays are diffracted from these layers at an angle of 45.6°. Assuming that n = 4, calculate the wavelength of the X rays in nm.
Expected delivery within 24 Hours
Ethylene glycol, antifreeze, has a density of 1.11 g/cm^3. What is the mass, in grams, of 410 mL of ethylene glycol?
Calculate the temperature change in the water upon complete melting of the ice. Determine how much heat is absorbed by the melting ice and then use q =mC Delta T.
A venturi meter is inserted in a pipe whose diameter is 12 in. The diameter of the meter at its throat is 6 in. and the factor C1 for the meter is .980.
If it takes 526 J of energy to warm 7.40 grams of water by 17 degrees Celsius, how much energy would be needed to warm 7.40 grams of water by 55 degrees Celsius?
A rectactangular surface is placed in a vertical position in fresh water with its top and bottom edges horizontal.
The reaction caused the temperature of the water to rise from 21.0 to 24.7 celcius. What is the enthalpy of this reaction? Assume that no heat is lost to the surroundings or to the coffee cup itself.
An RLC circuit can be represented by a second order differential equation; however, in MATLAB® the ordinary differential equation solvers such as ode45 only utilize first order differential equations. How can ode45 be used to solve the RLC
The heat of combustion of hexane is 995.0 kcal/mol. How much energy is released during the complete combustion of 453 grams of hexane ?
1948923
Questions Asked
3,689
Active Tutors
1452549
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: A key way to promote safety for an older adult with dementia is to:
Question: How can you protect against developing a repetitive stress injury (RSI)?
Question: Which of the following is most likely to be recommended by an office ergonomist?
Question: A common musculoskeletal change in aging is: Need Assignment Help?
Which test is considered accurate in the evaluation of the effectiveness of diet and insulin therapy over time?
According to Tuckman, as you collaborate with your healthcare team, the sharing of ideas and development of group cohesion reflects:
Question: Which action by the nurse ensures safety during rectal temperature measurement?