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Molar mass of a solvent is 68.2 g/mol and a normal freezing point = 31.9 oC. The freezing point depression constant, K f, for this solvent =3.39 oC/m. determine the freezing point of this solution If 18.0 grams of a nonelectrolyte that has molar mass = 44.2 g/mol are combined with 110.0 grams of the solvent,?
Determine at what temperature will a sample of air containing 5.0x10^14 Peroxyacetyl nitrate molecules per liter decomposes at the rate of 1.0x10^12 Peroxyacetyl nitrate molecules per liter per minute.
Compute the free energy change needed for transport of sufficient protons to make gastric juice of 1 litter at the temperature of 37 degree celsius hence expect above reaction will happen spontaneously?
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
Determine the mass of H 2 O is formed if oxygen of 10.0L react completely in the given equation?
Compute the final pressure in the tank if nothing else is altered in the surroundings. (The two gases do not react)
Determine what ventilation rate (minimum) in m3/hr will be essential to keep the carbon monoxide concentration in his garage from the dangerous level of 1600 ppmv? What is your answer in this case?
Properties of subatomic particles - Fill in the missing relative masses and relative charges for each of the subatomic particles
Give an acceptable name and identify the functional group; and
Complexometric titration and stoichiometry - How many grams of chloride ion were present in sample
Calculate the heat of neutralization when it is given that : heat capacity of the calorimeter =28.7 J/oC ,the specific heat of the mixture =4.184 J/goC, density of the solution =1.02 g/mL.
Compute the number of moles - As we know many volatile substances are present in Earth's atmosphere in trace amounts.
using a sample of river water sample analyzed for total inorganic carbon ,The river pH= 7.1 and an inorganic C concentration of 6.97 mg C/L.c
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