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Calculate the solubility of MgCO3 in pure water, ksp = 3.5 E=8. Then calculate the solubility of the same MgCO3 in a .010 M Al(NO3)3 solution. Assume there is no other interaction between any of the components of the 2 molecules. You must do an activity coefficient problem here! Extrapolate to the nearest u value to determine "f" from the Table.
Nitration of chlorobenzene (C6H5Cl) occurs- faster than nitration of benzene and gives a mixture containing mostly o-and p-chlorobenzene
Fluorine gas at 300 K occupies a volume of 500 mL. To what temperature should it be lowered to bring the volume to 300 mL
Silicon Carbide is a hard substance used as an abrasive. it is prepared by heating SiO2 and carbon at high temperatures SiO2 + 3C = SiC + 2 CO determine the limiting and excess reactant.
draw 3 compounds with molecular formula c5h10 with c-c double bond with no cis-trans isomers
Calculate the sedimentation coefficient, the molar mass and the frictional coefficient of the RSA
A Researcher reads directions that call for addition of 25.0 mL of anhydrous ethanol (ethyl alcohol). From among the bottles in the lab, which one should she select
what precipitate is formed when solutions of aluminum nitrate and calcium chromate are mixed? what mass of precipitate
What are the possibilities of the experimental error. Why is the zero order correlation coefficient better than first order
The standard free energy change for N2O4(g) ? 2 NO2(g) is 5.4 kJ at 25oC. a) What is the equilibrium constant for this reaction? b) What is ?G if we set up the flask to start with 0.450 atm N2O4 and 0.120 atm NO2?
The element magnesium has 3 isotopes with the masses and natural abundances shown in the table. Mass of Isotope Natural abundance 23.98504 78.99 24.98584 10.00 25.98259 11.01 What is the average atomic mass of magnesium
explain why only a catalytic amount of the radical initiator is required in a free radical-chain polymerization reaction
A sample of sodium reacts completely with 0.568kg of chlorine, forming 936g of sodium chloride. What mass of sodium reacted.
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