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A solution of 6.05 M of an acid, (HX,) has a density = 0.892 g/mL. Molar mass of the acid, HX, = 2.00 g/mol. find out the concentration of this solution 1) in m (molality), 2) XHX (mole fraction of HX), 3)% w/w (percent by mass) if solvent in this solution is H2O. ?
Complexometric titration and stoichiometry - How many grams of chloride ion were present in sample
Determine hydroxyl and hydrogen ion concentration in this solution. (if Ka for ammonium ion = 5.0 x 10^-10.)
What is the volume occupied by 25.0 gm of Ar (g) at a temperature of 301K and pressure of 1.30atm.
Gas stoichiometry and Percentage of calcium carbonate in the sample
What is the mass of one mole of the gas when the density of a gas is 0.0151 g/mL at 150 degrees Celsius and 1.50 atmospheres?
Water supply in a city is fluoridated by adding NaF. The preferred concentration of F- is 1.6ppm.calculate the amount of Naf in milligrams should be added per gallon (treated water) if the water supply is 0.2 ppm in F-?
Calculate the volume of a balloon at the final temperature if this balloon at temperature of 279K and an initial volume of 2.3L is warmed to 406K.
Find the partial pressure and concentration of Nitrogen, Oxygen, and Carbon dioxide.
Write down the product for the reaction; Butane (forward and backward reaction)in the presence of Aluminium bromide and HBr at the temperature of 27 degree celcius/
sucrose solution is allowed to react for 195 minutes then determine the mass of sucrose that is hydrolyzed?
Find out the exact significant figures for each of the values - Indicate the number of significant figures
Find either the wood oak or pine if The given density of oak = 0.9 g/cm 3 , the density of pine = 0.4g/cm 3 .
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