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Define a solution contains Ag+ and Pb2+ ions. The addition of 155.0 mL of 1.50 M NaCl is just sufficient to precipitate all the Ag+ and Pb2+ ions. If the total mass of the preciptiate is 32.8g; Define how many grams of AgCl is in the precipitate?
A sample of 0.0020 mole of HCl is dissolved in water to make a 1500. mL solution. Calculate the molarity of the HCl solution, the [H3O+], and the pH. For a strong acid such as HCI,.
A cube of Al is needed to have the mass of 93.5. What must be the length of the cube's edge in cm?
At 40degC, heptane has a vapor pressure of about 91.5 torr and octane has a vapor pressure of about 31.2 torr,. Assuming ideal behavior, what is the vapor pressure of a solution that contains twice as many moles of heptane as octane
Calculate the degree of dissociation by A) assuming ideal behavior and B) using a mean activity coefficient y=0.93. The concentration of the acid is 0.010 M.
A pyranose with the hydroxyl group on the anomeric carbon pointing up in the Haworth structure is designated
Outline a mechanism for the phtolysis of methyl butyrate assuming the reaction follows a patter similar to 2-pentanone.
calculate the mass, in grams, at 25 degrees celcius of 30.0mL of propylene glycol, which has a density of 1.036g/mL
if the average person weighs seventy kilogramsnbsp andnbsp if each alpha particle depositsnbsp of energynbsp of
Can you please explain to me the process of how to calculate the energy (in kJ/mol) required to remove one electron in the ground state for He+ using the Bohr model.
cs2 of ten milligrams mixes with excess of cl2 gas the heat evolved is transferred without loss to 6.450 grams of h2o
Consider the reaction 2ZnS + 3O2 → 2ZnO + 2SO2. Suppose that you wanted enough O2 to completely react with 500. g of ZnS.
What mass of CaCO3 will produce 8.0 L of CO2, measured at standard temperature and pressure conditions? Molar mass of CaCO3 = 100. g per mole.
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