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balanced chemical equation for dehydration: k3[Fe(C2O4)3].3H2O --> K3[Fe(C2O4)3] + 3H2O results: weight of container 38.185g, weight of container and hydrated salt: 39.700g, weight of hydrated salt: 1.515g, moles of hydrated salt: 0.00308 mol, weight of container and anhydrous salt: 39.559, weight of anhydrous salt:1.374 weight of H2O lost: 0.141, what is moles of anhydrous salt? what is moles of H2O lost?? what is moles of water released per mole anhydrous salt?? what is the theoretical weight percent of hydrated salt? show caculations
Calculate the density of hydrogen bromide gas (in g/L) at 733 mm Hg and 47 degrees Celsius
If 1.0*10^15 atoms of Radium produce an average of 1.373*10^4 atoms of Radium per second, how many liters of Radium, measured at STP, are produced per day by 3.5g of Radium?
What is the final volume in milliliters when 0.780 of a 39.7 (m/v) solution is diluted to 25.0 (m/v)? Express your answer numerically in milliliters.
How many grams of O2 gas would occupy a 400.0 liter container when the temperature is 300.0 K and the pressure is 2.20 atm?
How many grams of F2 are needed to produce 237 g of PF3 if the reaction has a 80.4% yield?
what is the maximum amt of (Ba2+) that can be maintained in 1.9 L of a .030 M solution of Na2SO4.
Calculate the molar mass of the compound if given that normal freezing point of C6H6 = 5.5 oC , the freezing point depression constant for C 6 H 6 = -5.12 o C/m .
what is the energy of an X ray with a wavelength of 3.52×10-9m and a microwave with a wavelenght of 6.63×10-2m?
in an organic compound % of carbon is 75.2%,% of hydrogen is 10.75 and % of oxygen is 14.03..Find the empirical formula of compound?
An aqueous solution contains 12.5% NaCl by mass. What mass of water (in grams)is contained in 2.5L of the vapor above this solution at 55 celcius? the vaor pressure of pure water at 55 celcius is 118 torr.
Compute ΔHo fusion and ΔSo fusion for this substance If the pressure is increased to 120 bar, the melting temperature increases to 375.88 K..
Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent? answer in % molality? answer in mol/kg
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