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Determine the molarity of a saturated NaI Sodium iodide solution (aqueous) formed as twenty five degree Celsius considering that the added sodium iodide does not add considerably to the volume of the H2O?
What substance is in excess? D) How many grams of the excess reactant is leftover (remaining) after the reaction stops
Compute the number of rads and rems of radiation in five years from such a level of plutonium.
Find out the molar mass of each of the given gases 1) 2.16 grams of a gas that occupies 1.38L at 665 mmHg
While 1.22 g of a white solid, supposed of being pure cocaine, a molecular compound, is dissolved in 15.60 g of C6H6 the freezing point is lowered by 1.32 ¬0C. Compute the molar mass of the solid. Kf value for benzene = 5.12C/m.
What is the atomic radius of each atom that composes it If the length of a face centered cubic unit cell is 0.200 nm,?
Determine the mass percentage concentration of a sodium hydroxide solution produced by mixing 50.0 mL of a 25 % (density=2.45g/mL) sodium hydroxide solution with 10.0mL of H 2 O?
The Cl- is at equilibrium across the membrane while the protein is inside the cell and cannot permeate the membrane. Determine the concentration of Pr+/- (in M)?
Determine what is the coordination of the cations in the case of a normal spinel and what point defects are possible in the spinel structure?
Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound
Estimate the change in entropy if fifty kilo joules of energy are transferred reversibly and isothermally as heat to a large block of Cu at zero degree Celsius and seventy degree Celsius?
A cylinder is separated into two sections Y and Z by an insulating frictionless piston and sealed at both ends. Each section has two moles of an ideal gas.
Calculate the mass of Sodium and Zinc in grams in the following equations using ideal gas law - Determine the amount of Zinc metal in grams consumed in the reaction.
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