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Vitamin C has the formula CxHyOz. You burn 0.641 g of the compound in a combustion analysis chamber and isolate 0.961 g of CO2 and 0.261 g of H2O.
What is the amount of CO2 produced in the analysis, in moles?
upon dissilution na2hpo4 sodium hydrogen phosphate forms two sodium ions na and one hydrogen phosphate ion hpo4--.
The molar heat of fusion of tungsten is 33.7kJ/mol. What mass of tungsten can be melted by the addition of exactly 150cal at its melting point
The complete decay of 241Am involves successive alpha, alpha, beta, alpha alpha, beta, alpha, alpha, alpha, beta, alpha and beta production. Identify the 11 intermediate nuclides. What is the final stable nucleus produced in this decay series
Problem- If you purchased 3.81?Ci of sulfur-35, how many disintegrations per second does the sample undergo when it is brand new
What is the mass of silver in 3.4 g AgNO3. Show and explain each step and solve.
Sketch all steps in the synthesis of each of the subsequent compounds using only the organic starting material given, plus any required organic/inorganic reagents.
NaH2PO4 to make a buffer solution with a pH of 8.00?
A solution made from 6.50 g of an unkown compound in 27.8 g of diphenyl has a molality of 0.195 m. Calculate the molar mass of the unknown
considering the given equation fe203 3c ----gt2fe3co in which ironiii oxide reacts with carbon to give iron and carbon
a mole of photons is called an einstein. calculate the radiant energy of an einstein if the photons have a wavelength
The Temperature is a constant 400.0 K. Calculate won, the work done on the system, and report the answer in Joules.
At 1 atm, how many moles of CO_2 are released by raising the temperature of 1 liter of water from 20 celcius to 25 celcius
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