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Q. How many grams of CO2 were produced when 72.5g ethane gas (C2H6) burns in oxygen and solve for the number of H2O molecules produced?
Q. Cd2 forms two complexes with C2H3O2, with the following formation constants:(a) Find K2 for the reaction, (b) You prepare 1.00 L of solution containing 0.110 mol CH3CO2Na and 4.00 × 10-4 mol Cd(ClO4)2. Compute the fraction of cadmium in the form Cd2 .
Determine the Volume of air and partial pressure of nitrogen, oxygen, water vapor and air
Find the formula of a compound using stoichiometry and ideal gas equation and Deduce from these data the corresponding equation and write formulas for the oxide and sulfate of M .
Find out the exact significant figures for each of the values - Indicate the number of significant figures
Write balanced chemical equations for the following reactions.
Describe the process design and application - Water and Wastewater Treatment
10M NaF solution is slowly added with stirring, to a solution that contains 10M Ca(NO3)2 and 10M Cr(NO3)3 .Which salt CaF2 - or - CrF3 precipitates first? The Ksp for CaF2 = 5.3x10^-9 & Ksp for CrF3 = 6.6x10^-11
Compute the molarity of a solution prepared by dissolving 15.2 grams of CaCl2 in H2O with a solution volume equal to 5.00 x 10² millimeters.
Find the mass of a reactant using Dalton's law of partial pressures, ideal gas law, and stoichiometry - Determine the amount of zinc metal in grams consumed in the reaction.(Vapor pressure of water at 25 o C-23.8mmHg)
Determine the equilibrium concentrations - what are the new equilibrium concentrations of all species.
Calculating the equilibrium constant (Keq) for the given reactions - Determine the Keq for the following reactions
Draw Lewis dot structure and predict molecular geometry - Show the Lewis structures of the following molecules and then predict their geometry.
Find the rate of the reaction - What is the rate of the reaction?
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