How much gas remains in the cylinder
compressed gas cylinder contains 1.00 x 103 g of argon gas. The pressure inside the cylinder is 2050 psi at a temperature of 18oC. How much gas remains in the cylinder if the pressure is decreased to 650psi at a temperature of 26 oC?
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A binary transmission channel introduces bit errors with probability 0.15.Estimate the probability that there are 20 or fewer errors in 100 bit transmissions?
The mass ratio of sodium to fluorine in sodium fluoride is 1.21:1. A sample of sodium fluoride produced 36.5 {rm g} of sodium upon decomposition. How much fluorine (in grams) was formed?
For the reaction 2A + B --> 2C, if B is initially 4.0M and 2min later is 3.0M, what is the rate of appearance of C?
A metal sample weighing 45.0 grams and at a temperature of 99.1 degrees Celsius was placed in 38.6 grams of water in a calorimeter at 25.0 degrees Celsius. The calorimeter reached a maximum temperature of 32.8 degrees Celsius.What is the approxima
Imagine that you have two iron blocks, one with a mass 226 g at a temperature of 46.0 oC, and another with a mass 380 g at a temperature of 134 oC.
Note the wide U-shaped profile of the upper (outer) portion of the valley as opposed to the steep V-shaped profile of the lower (inner) portion of the valley. Can you explain why this form exists? Is the form meaningful in terms of the dam?
A metal sample weighing 45.0 grams and at a temperature of 99.1 degrees Celsius was placed in 38.6 grams of water in a calorimeter at 25.0 degrees Celsius. The calorimeter reached a maximum temperature of 32.8 degrees Celsius. What is the approxim
Calculate the molarity and mole fraction of acetone in a 1.82 molality solution of acetone in ethanol. Density of acetone is .788 g/cm^3.
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Problem: A highly resistant antibiotic strain of S. aureus would reproduce BEST in: the presence or absence of antibiotic.
Question: Which of the following eukaryotic microorganisms is always multicellular?
The feature you choose must be geology-based so you can explain the geology behind the feature (do not choose non-geology,
Which lobes of the brain is Katie currently using to recognize her father's face?
A group of field biologists are studying butterflies around a local pond to estimate population size. On the first day, they capture 500 butterflies,
A small population of white-footed mice has the same intrinsic per-capita rate of increase (r) as another large population.
What is the most likely mode of inheritance for the genetic condition in this family? Question options