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1) What is the boiling point of the water in your radiator if 2.00 kg of antifreeze (ethylene glycol, C2H6O2) is added to 9.00 x 10^3 grams of water?
2) Assuming that each system behaves ideally, which solution (0.25 m KCL or 0.25 m C3H8O3) would have the lower freezing point? Explain.
With aqueous H2CrO4, compound A was oxidized to an optically inactive dicarboxylic acid C, C6H10O4. Give structures for compounds A, B, and C; do not specify stereochemistry
Explain why the Rf values changed when the eluant was changed from 100% petroleum ether to a 95:5 mixture of petroleum ether-ethyl acetate.
what is the frequency of the photons emitted by hydrogen atoms when they undergo transistions from n=5 to n=3
Suppose you carry out a kinetics experiment on this reaction with initial concentrations [A] = 10.0 M and [B] = 0.025 M, and you follow [B] vs. time. Describe the plot you would get. What is the value of the observed rate constant?
The molality of the solution is determined to be .0480m. What is the molar mass of the substance?
double bond energy= 837 h single bond cl = 431 C single bond C = 347 C single bond H = 414 C single bond Cl 339 It says answer is -154 kJ but im not getting that
What is the pH of a solution of 0.700 M K2HO4, potassium hydrogen phosphate? b)What is the pH of a solution of 0.450 M KH2PO4, potassium dihydrogen phosphate
Hexane has a negligible absorbance above 200nm. S sample of Hexane containing 20.0 mg/L of an aromatic compound (MW=114.3 as impurity had an absorbance value of 0.351 at 254 nm in a 2.00 cm pathlength cuvet
If the average human body discharges 925.0g CO2 per day, how many moles of NaOHare needed each day for each person in the spacecraft?( 42.04 mol NaOH)
Which one of the following aqueous solutions will have the lowest boiling point temperature. (Explain or show work) All numbers are subscripts - I didn't know how to type subscripts on here.
The vapor pressure of mercury is .0127 torr at 50 degrees celcius and .0888 torr at 80 degrees celcius. calculate the enthalpy of vaporization of mercury
What happens when you mix Calcium Nitrate and Sodium Carbonate? What is the precipitate it forms?
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