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A solution is prepared from 2.50 g of an unknown compound and 25.0 g of benzene, C6H6. The freezing point of this solution is 4.3 degree celsius. Calculate the molar mass of the compound if given that normal freezing point of C6H6 = 5.5 oC , the freezing point depression constant for C6H6 = -5.12 oC/m .
Understanding the basics of thermal chemistry and The Second Law of Thermodynamics indicates that a system
Suppose .30 mol of Ammonia and .40 mol of oxygen are added to a 5L container. If Y mol of water is present at equilibrium, calculate the equilibrium concentration of oxygen?
3H2 (g) + N2 (g) 2NH3(g), Kc = 6.0 × 10-2 at 500°C for this nitrogen fixation reaction. What is the equilibrium concentration of N2 If 0.250 M H2 and 0.050 M NH3 are present at equilibrium?
N2O4(g) + KCl(s) → NOCl(g) + KNO3(s) Find out oxidation number of each and find which one is reduced and which one is oxidized by Using oxidation number concept? Also write net ionic equation and ionic equation.
Acetic acid flowing at the rate of 20kg pe min. Product p is of combination leaves at rate of 100 kg per minute. Determine the composition of p?
Calculate the Root Mean Square Speed and its average kinetic energy per molecule of Nitrogen and water vapor
Give explanation for arrangements how you decide the boiling points comparison - Arrange all these compounds in order of increasing boiling points
What is the pH of the solution if [OH-] of an ammonia solution is 1.0 X 10-2M?
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
A 0.5485 g solid mixture have only ferrous chloride hexahydrate and ferrous ammonium sulfate hexahydrate. dissolved in 1M sulphuric acid get oxidized to Fe3+ with hydrogen peroxide, and get precipitated with cupferron.
What is the volume occupied by 25.0 gm of Ar (g) at a temperature of 301K and pressure of 1.30atm.
Calculate the mass in grams for a sample of Al that absorbs 1.70kJ when the temperature increases from 56 degree Celsius to 177 degree Celsius?
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