Determine the final temperature of the mixture
A 54.7-g sample of aluminum at 95.0 oC is dropped into 35.0 g of water at 40.0 oC. What is the final temperature of the mixture? (specific heat capacity of aluminum = 0.89 J/goC; specific heat capacity of water = 4.184 J/g degreesC)
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Consider a certain type of nucleus that has a rate constant of 2.62 * 10^-2 min^-1. Calculate the time required for the sample to decay to one-fourth of its initial value.
A piece of stone m=5kg is attached to a string with length r=80 cm and is rotating in a VERTICAL circular path with constant speed of v=10m/s
A 1.50 L mixture of helium, neon, and argon has a total pressure of 1.47 atm at 298K. If the partial pressure of helium is 0.38 atm, and the partial pressure of argon is 0.32 atm, what mass of neon is present in the mixture?
An LVDT with associated signal conditioning will be used to measure work-piece motion from -20 to +20 cm. The static transfer function is 2.5 mV/mm. The output will be interfaced to a computer via an ADC.If the desired resolution is 0.5 mm, how
The opponents of globalization focus their criticism on the role of globalization in homogenizing the world and driving wages and prices to a minimum.
Which has a rate constant given by k = 1.8×10-12 e-1370/T cm3 molecules-1 s-1. Use the following standard heats of formation. What is the activation energy of this reaction?
A gas occupying a volume of 940. mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume?
Determine the volume of O2 (at STP) formed when 50.0 g of KClO3 decomposes according to the following reaction. The molar mass for KClO3 is 122.55 g/mol.
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Question: The plasma membrane evagination and subsequent bulk movement of of substances out of the cell is called?
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