Find the mass of oxygen in the cylinder
In a portable oxygen system, the oxygen (O2) is contained in a cylinder whose volume is 0.0027 m3. A full cylinder has an absolute pressure of 1.9 107 Pa when the temperature is 300 K. Find the mass of oxygen in the cylinder.
Expected delivery within 24 Hours
Explain how Le Chatelier's Principle affects the extent of the dissociation of acetic acid in a buffer that is 0.10 M acetic acid and 0.10 M acetate ion.
A closed box is filled with dry ice at a temperature of -73.0°C, while the outside temperature is 16.0°C. The box is cubical, measuring 0.390 m on a side, and the thickness of the walls is 3.00 10-2 m. In one day, 2.90 106 J of heat is con
A mixture of three gases has a total pressure of 1,380 mmHg at 298 K. The mixture is analyzed and is found to contain 1.27 mol Co2, 3.04 mol CO, and 1.50 mol Ar. What is the partial pressure of Ar?
For Sara, cigarettes reduce feelings of tension and anxiety. Because of her heavy smoking, however, she has a bad morning cough and breathing difficulties. How can the principles of operant conditioning help to explain the development and cont
Sketch the reaction energy diagram for this reaction. Compare the amounts of reactants and products that will be present when the system reaches equilibrium.
The radius of a xenon atom is 1.3×10-8cm. A 100-mL flask is filled with Xe at a pressure of 1.5atm and a temperature of 295K. Calculate the fraction of the volume that is occupied by Xe atoms.
A piece of metal weighs 50.0 n in air, 36.0 in water, and 41.0 in an unknown liquid. Find the densities of the metal and the inknown liquid
What is the energy in joules of a mole of photons associated with red light of wavelength 7.00 ´ 102 nm (c = 3.0 x 108m/s; h = 6.63 x 10-34 J s; nA = 6.022 x 1023/mole)?
1956624
Questions Asked
3,689
Active Tutors
1415336
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.