Describe how many moles were consumed
Oxygen gas, generated bythe reaction
2 KClO3 (s) -> 2 KCl (s) + 3 O2 (g)
is collected over waterat 27 C in a 2.00 L vessel at a total pressure of 760 torr. (The vapor pressure of H2O at 27 C is 26.0 torr.) How manymoles of KClO3 were consumed in the reaction?
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If the pressure at the pump inlet is to be 5 psi prior to turning the pump on and the oil has a specific gravity of 0.09, what should the oil level be above the pump inlet?
1) Find P(X > 12) if X is distributed as a Normal with mean 15.1 and standard deviation 4.7. Remember, probabilities should be written out to 4 decimal places
Calculate the number of vacancies at 571°C given that the energy for vacancy formation is 1.18 eV/atom; assume that the density at both temperatures is the same.
What is the percentage of typists who type 60 wpm or faster given that typing speed is normally distributed with a mean of 45 wpm and a standard deviation of 12 wpm? Remember, probabiities should be written out to 4 decimal places.
A random sample of 10 college freshmen underwent an intensive training course to improve their biology test scores. Each students test scores from before the course and after the course are listed below. Calculate a two-sided 95% confidence interv
The analytic scores on a standardized aptitude test are known to be normally distributed with mean =580 and standard deviation = 150.
What are (a) the magnitude of the cat's centripetal acceleration and (b) the magnitude of the cat's average acceleration during the time interval t2 - t1, which is less than a period of the motion?
An enzyme catalyzed reaction is carried out in a 50 mLsolution containing 0.1 M TRIS buffer. The pH of the reactionmixture at the start was 8.0. As a result of the reaction, 00002mole of H+ were produced.
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