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A balloon is at a height of 50 meters, and is rising at the constant rate of 5 m/sec. A bicyclist passes beneath it, traveling in a straight line at the constant speed of 10 m/sec. How fast is the distance between the bicyclist and the balloon increasing 2 seconds later?
Calculate the cell potential after the following volumes of 0.1000 M Cr2+ is added to 50.00 mL of 0.1000 M Fe(CN)63-
Consider the following reaction how many moles of oxygen are requited to produce 1.50 moles of water. Assume that there is an excess of C3H7SH present.
what is the ph of the final solution and 10 ml of 0.100 m hcl is added to 40 ml of this buffer what is the ph
Calculate the percentage yield if 0.2 moles of H2O was formed when 0.6 mol of methane
Using the equation E0cell = E0cathode - E0anode, and the reference value of E0 for Cu(II)/Cu(s) for the role that copper plays in this overall cell reaction, determine the value of the standard potential for the half-reaction Zn2+(aq) + 2e- -> Zn(..
Complete the following table with the correct formulas from the ions
At what temperature will a 1.3 g sample of neon gas exert a pressure of 491 torr in a 5.9 L container?
The flame in a torch used to cut metal is produced by burning acetylene (C2H2) in pure oxygen. Assuming the cumbustion of 1 mole of acetylene released 1251 kJ of energy
When 20.0 grams of water is cooled from 20.0 Celsius to 10.0 Celsius, the number of Joules of heat released is
What metal occurs in a vast limestone deposits and combines with oxygen to form an oxide with a formula MO ?
Explain why bromobenzene is unreactive to both sodium iodide in acetone and silver nitrate in ethaol, while benzyl chloride is reactive
The standard free energy for the neutralization of HCl with NaOH at 25 degrees celsius is -79.9KJ/mol. Calculate the equilibrium constant for the reaction.
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