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When the following reaction is balanced in basic solution using the lowest possible whole number coefficients, the coefficient of PbO2(s) will be:BrO3-(aq) + Pb(OH)42-(aq) --> Br-(aq) + PbO2(s)
What is the theoretical yield when 0.040 g benzophenone is added to 1 mL methyl alcohol?
The reaction caused the temperature of the solution to rise from 22.15 C to 26.78 C. If the solution has the same density and specific heat as water
find the molar mass of the unknown. 16.6 degrees C freezing point acetic acid and 3.90 degrees C*kg/mol?
An electron traveling at 3.7 X 10^5 m/sec has an uncertainty in its velocity of 1.88 X 10^5 m/s. What is the uncertainty in its position?
A 13 gram sample of calcium reacts with bromine to form 24 grams of calcium bromide. How many grams of bromine are used in the reaction?
What volume (in milliliters) of 0.240 M NaOH should be added to a 0.125 L solution of 0.029 M glycine hydrochloride
The soution in contact with the graphite electrode consists of dissolved Sn(NO3)2. The solution in contact with the copper electrode consists of dissolved CuNO3.
2C2H6 + 7O2---> 4CO2 + 6H2O if the reaction produces 2.75 mol of H2O how many grams of CO2 are also produced?
A ground-state H atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energy level. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and a second to return to the ground state.
How much heat in kilojoules is evolved or absorbed in the reaction of 244.0g of calcium oxide with enough carbon to produce calcium carbide?
One way to mesure thermal conductivity is to mesure by putting the object in a closed box with known qualities. The heater maintains the same change in heat through the boxes wall.
Based on the half-reactions and their respective standard reduction potentials below, which addition to an aqueous solution containing Fe(NO3)2 will result in a reaction under standard-state conditions?
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