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Assignment -
Question 1 - The radii of MO (Z = 42) and W (Z = 74) are 140 and 141 pm respectively, despite the latter having many more electrons. Provide an explanation.
Question 2 - CCl4 is liquid but Sicl4 is a gas. Explain.
During an experiment, ice and water were placed in a perfectly insulated thermos flask at 0 °C. Describe this system when it phase reaches equilibrium.
When the following equation is balanced with the lowest whole number coefficients possible, what is the coefficient in front of Na?
Calculate the number of grams of sulfuric acid present in the mixture after the reaction is complete.
When Mg-EDTA is added to a sample to compensate for a lack of Mg^+2, why is no blank correction necessary
What is the molar mass of a compound if a gaseous sample has a density of 2.807 g/L at 18 °C and 728 torr? The temperature in Celsius
Write the balanced (i) molecular equation, and (ii) net ionic equation which show what happens when aqueous solutions of barium nitrate and potassium sulfate are mixed together. Identify the spectator ion(s) Is this correct
What is the pH at the equivalence point for a titration of 35ml of 0.250 M acetic acid with 0.350 M Ba(OH)2? Ka for acetic acid is 1.8 x 10^-5
The Nernst equation is used to predict the impact of concentration on the cell potential. What value of slope does the Nernst equation predict for a plot of Ecell vs log(Cu2+ Conc. Ratio)
CO + Cl2 COCl2 K = 4.6 x 10^9 If the concentration of the product were to double what would happen to the equilibrium constant
Consider this prototypical nucleophilic substitution shown in the box. The effect of doubling the volume of solvent would be to multiply the reaction rate by a factor
Calculate the heat required to convert 24.0 g of C2Cl3F3 from a liquid at 12.00°C to a gas at 56.00°C
State the name of the following compounds Also, classify if the compound is molecular covalent or ionic. Indicate if it's an acid or hydrate as well.
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