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If 0.020 M NaCl demonstrate conductivity of 14,000 units based on "total ion concentration" Explain what conductivity should be observed for 0.050 M Na2SO4?
Saturated Calomel Electrode || Titration Solution | Ag (s) Calomel Electrode: E=0.241V For Ag+ + e- ---> Ag(s), E0 = 0.79993 V. AgI is Ksp = 8.3 × 10-17. What it the volts at equivalence point when Ve=30.00mL
the decomposition of n2o5 in solution in carbon tetrachloride proceeds via the reactionnbsp2 n2o5 soln rarr 4 no2 soln
in a bromine-producing plant how many liters of gaseous elemental bromine at 300 degrees celcius and 0.855 atm are
Calculate the concentrations of H+, H4IO6-, and H3IO62- in a 0.200 M H5IO6 solution. Use the following equations
The density of gold is 19.31 g/cm3, and the density of platinum is 21.43 g/cm3. If equal masses of gold and platinum are transferred to equal volumes of water in seperate graduated cylinders
The rate law for a hypothetical reaction is rate=k[a]2. when the concentration is .10 moles/liter, the rate is 2.7 times 10-5 moles/liter second. what is the value of k?
How many grams of carbon dioxide (CO2) can form when a mixture of 4.95 g of ethylene (C2H4) and 3.25 g of oxygen is ignited. Assume complete combustion to CO2 and H2O.
Calculate the number of photons emitted in one second by a 15 W laser operating at a wavelength of 540.0 nm
Assuming that a neutron star has the same density as a neutron, calculate the mass (in ) of a small piece of a neutron star the size of a spherical pebble with a radius of 0.14.
What is the hydronium ion concentration of a 0.110 M acid solution of an acid whose ionization constant is 5.45 x 10-7
The combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) -> 8CO2(g) + 10H2O(l) ->H°rxn = -5,314 kJ/mol What is the heat of combustion per gram of butane
Much commercial hydrochloric acid is prepared by the reaction of concentrated sulfuric acid with sodium chloride:
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