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The average water loss during a triathlon is 1.40 L in one hour. The average time to finish a triathlon is 12.6 hours. How much sweat is lost in m^3?
A.) 900 m^3B.) 9.00 X 10^-3 m^3C.) 176 m^3D.) 1.76 X 10^-2 m^3
One beaker contains 10.0 mL of acetic acid/sodium acetate buffer at maximum buffer capacity and another contains 10.0 mL of pure water. Calculate the hydronium ion concentration and the pH after the addition of 0.25 mL of .10 M HCl to each one.
Explain what does it mean that a system is in its ground state. What is an operatr for which the wavefunction of such system is the eigenfunction?
Recrystallization from 95% ethanol gave yellow crystals. What is the overall mechanism for this reaction including all arrows, the identification of the electrophile and nucleophile, and all charges?
Ammonia is among the top ten synthesized compounds. Its many uses include the manufacture of ammonium nitrate and other fertilizers.
An expanding gas does 150.0 J of work on its surroundings at a constant pressure of 1.01 atm. If the gas initially occupied 68.0 mL, what is the final volume of the gas.
If the actual yield is 220.0 g and the theoretical yield is 275.6 g then what will be the percent yield of ferrous sulfide.
Fish are processed into Fish meal and used as a supplemen- tary protein food. In the processing the oil is First extracted to produce wet Fish cake containing 80 wt % water and 20 wt % bone-dry cake
Calculate the number of moles of sodium hydroxide used in the titration. b. How many equivalents of unknown acid were titrated? c. Determine the equivalent mass of the unknown acid
If 4.174 atm of COBr2 in a 1.000 L reaction vessel at 425K partially decomposed such that the equalibrium mixture had a total equalibrium pressure of 5.51 atm.
The rate constant for a certain reaction is k = 1.50×10?3 s^-1 . If the initial reactant concentration was 0.650M , what will the concentration be after 13.0 minutes?
What is the Zn2+: Cu2+ concentration ratio in the following cell 25 degrees if the measured cell potential
Write the nuclear equation for the alpha decay ( production of radioactive decay that may be considered radioactive waste products by the useful production of nuclear energy ) of each nuclide that are products of a nuclear power plant Rn-222, T..
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