Mass of octane
What mass of octane must be burned in order to liberate 5350 kJ of heat? ΔHcomb = -5471 kJ/mol.
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If a person ingests 9.00 mL of 14.0mM NaCN, what percentage of iron(II) in the blood would be sequestered by the cyanide ion?
A horse canters away from its trainer in a straight line, moving 116 m away in 14.0 seconds. it then turns abruptly and gallops halfway back in 4.8 seconds. calculate (a) its average speed and (b) its average velocity for the entire trip, using "a
A sample of gas occupies a volume of 396 mL at 1.28 atm and 72 oC. Calculate the volume of the gas if its temperature is changed to -31.5 oC while its pressure is held constant.
Compare discrete-trial and free-operant methods of instrumental conditioning. What are the advantages of each class of procedure? What factors would influence your choice of procedure type if you were to explore instrumental behaviors?
A space station, in the form of a wheel 105 m in diameter, rotates to provide an "artificial gravity" of 2.50 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of rotation of the wheel (in revolutions per minute) t
A solution of salt (molar mass 90 g mol -1) in water has a density of 1.29 g/mL. Calculate the mole fraction of the salt in the solution
What is the pH at the equivalence point when 30.0mL of 0.175 mol/L HCOOH is titrated with 0.135 mol/L NaOH? Assume the temperature is 25 degrees celcius. For HCOOH, pKa=3.74 at 25 degrees celcius.
A dog searching for a bone walks 4.00 m south, then 8.20 m at an angle of 30.0° north of east, and finally 12.0 m west. Use graphical techniques to find the direction of the dog's resultant displacement vector. Give the direction of the result
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1. What is bullying: You will include a definition and the four forms of bullying overviewed in your text.
Which of the following provide evidence for the R-O theory of instrumental conditioning? Group of answer choices
Do you agree or disagree and Why? When it comes to the concept of dissociation the emotion that I tend to repress is anger.
Grant's mom tells him to take out the trash tomorrow morning before he leaves for school. She tells him not to be absentminded and forget
Question: When attempting to verbally de-escalate a conflict situation, the most important consideration is:
_____ refers to an interpersonal style construct that combines social astuteness with the ability to relate well, and otherwise demonstrate
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