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If you have a sodium salt of stearic acid and neutralize it with acid, the solubility changes. Explain those relative solubility differences of these two chemical species in a solvent like hexane.
Given the following balanced chemical equation 2CH3H6+9O2-->6CO2 +6H2O, if 15.7 mol of water are formed, how many mol of O2 reacted
A 643 mL gas sample at STP is compressed to a volume of 285 mL, and the temperature is increased to 26C. What is the new pressure of the gas in Pa? Answer in units of Pa.
In a coffee-cup calorimeter, 1.50 g of NH4NO3 is mixed with 76.0 g of water at an initial temperature of 25.00°C. After dissolution of the salt, the final temperature of the calorimeter contents is 23.65°C.
Explain why there is a difference in spectrophotometric response during titration before and after the equivalence point by placing the statements below into the appropriate categories?
Assume that the reaction is second order in CV. If [CVo]=1.35x10-5M and the value of k = 0.096 l/mol-min, what is the half-life of the reaction.
An oxygen tank kept at 20 degree C contains 28.0 moles of oxygen and the duage reads 31.0 atm. after two weeks, the guage reads 10.5 atm how many moles of oxygen
Compound XF3, where the identity of X is unknown, consists of 64.8% F by mass. What is the atomic weight of X?
what is the major product when you react cis and trans 1 broom 2-t-butyl with CH3CH2ONa and CH3CH2OH and which one is fastest and why
Calculate the molar solubility of CaCO3 in .050 M CaCl2. The Ksp for CaCO3 is 3.8*10^-9. Assume that Co3 does not react appreciably with water. help please?
What is proton pump, proton matrix, proton gradient, and proton motive force? Please give simplies answer as possible.
If 1.500 g of a solute having a molar mass of 125.0 g were dissolved in 35.00g of camphor, what would be the resulting freezing point of the solution.
a rectangular block has dimensions 2.9 cm . 3.5 cm . 10.0 cm. the mass of the block is 615.0 g. what are the volume and
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