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Nicotine (Molecular weight = 163 g) is a liquid completely miscible with water at temperatures below 60°C.
a. What is the molality of nicotine in an aqueous solution that starts to freeze at -0.650°C?
b. If this solution was made using 2.75 g of nicotine, what was the total mass of the solution?
At a particular temperature the first-order gas-phase reaction2N2O5? 2N2O4 +O2 has a half-life for the disappearance of dinitrogenpentoxide of 3240s. If 1.00 atm of N2O5 isintroduced into an evacuated 5.00L flask, what will be the totalpressure of..
solid sodium sulfate reacts with solid carbon to form solid sodium sulfide and carbon monoxide. if 15 grams of sodium
Draw the structure of the major organic product you would expect from the reaction of 1-bromopropane with NaI.
Suppose your lab instructor inadvertently gave you a sample of KHP contaminated with NaCl to use in standardizing your NaOH. How would this affect the molarity you calculated for your NaOH solution
1what happens when chlorosulfonic acid comes in contact with water?2how will you safely destroy any residual of
By what factor (how many times) will the rate constant increase when the temperature is raised from 10°C to 28°C?
why would a direct measurement of the heat of decomposition of sodiium hydrogen carbonate be impossible usig a coffee cup calorimeter.
1. The following reaction is 4 order overall and 1 order in [A]. Determine the missing exponents, a and b.
Utilizing a previously prepared beer's curve he determined the connection of his dilution to be .00256 M. Find out the concentration of the original unknown sample
The final temperature of the water is 25.7 oC. What is the specific heat capacity of the metal?
An equilibrium mixture of propanoic acid (propionic acid), CH3CH2COOH, and its conjugate base has a pH of 4.87. Draw the form that predominates after H3O is removed from the equilibrium mixture
calculate the specific heat of a substance if a 35 gram sample absorbs 28 joules as the tempature is raised from 292 kelvin to 313 kelvin.
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