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What is the starting temperature of 150ml of gas when cooled to 33 degree C and a volume of 120ml?
Need to have a chart of the atoms and elements, so I can tell which is which on the assignment also need to draw a picture of the atom of oxygen
The object ofthis problem is to determine V40, the required volume ofthe 40% mixture. Calculate V40 and do a degree-of-freedom analysis.
dissolving 3.00g of impure CaCO3 in excess HCl produced .656L of CO2- measured at 20C and 782mmHg. calculate the percent by mass of the CaCO3 in the sample.
Fe(NO3)3, 5 drops of 0.1 M KCNS why are ions present when you mix those solutions? I also conducted the experiment using an unknown and got the same results for both.
a 2.50-g sample of a large biomolecule was dissolved in 17.0 g of carbon tetrachloride. the boiling point of this
For the following reaction at 298.2 K, 2 CO(g) + O2(g) ---> 2 CO2(g) calculate deltaS(universe) given deltaS(system) = -173.1 J/K and deltaH?(system) = -566.0 kJ.
Trimyristin can be synthesized from glycerol and tetradecanoic acid in 87% yield. If 25.00 g of trimyristin is needed, what amount of both starting materials (in grams) would need to be used in order to provide the needed amount of trimystin?
The density of the unknown solution is 1.232g/mL. Calculate the specific gravity of the solution
c6h14 is an organic solvent that has a density 0.6603 gcm 3 at the temperature of twenty degree celsius. when hexane
A mixture of gas contains 46.3 % methane, 37.2% ethane and 16.5% propane(by mass). A 477g sample of the gass is burned with exces oxygen
Write net Bronsted equations and determine the equilibrium constants for the acid-base reactions that occur when aqueous solutions of the following are mixed.
nitrogen dioxide decomposes according to the reaction given below where kp 4.48 10-13 at a certain temperature.2 no2g
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