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What is the effect of interionic attractions on electrolytic conductance?
If I add 1.65 L of water to 112 grams of sodium acetate what is the molality of NaC2H3O2 in this solution?
Why must you avoid using your hands in handling the magnesium ribbon and the crucible and cover? 2.Why must objects be cooled to room temperature before taking their weights(masses)
what is the corresponding pressure difference between points A and B, in mmHg. At which point (A or B) is the pressure higher, and why? The temperature is 60 °F throughout
Thermochemistry and Periodic Properties of Elements. State which atom is larger according to periodic trends. Explain the difference for each of the pairs.
Hydrangeas are flowers that retain blue coloration when grown in acidic soil and pink when grown in neutral or alkaline soil
a buffer ph 3.70 was prepared by mixing 1.00 mole of formic acid and 1.00 mole of sodium formate to form an aqueous
Problem- The Ka of HF is 6.3X10^-4. Suppose you prepare a solution by dissolving 1.04 g of NaF in 50.9mL of 0.51M HF. Assuming that the volume of the solution doesn't change after adding the NaF, what is the pH of the solution after you dissolve t..
Problem- Part 1) The Ka for hypoclourous acid, HOCl, is 2.8 x 10-8 at 25 degrees C. What is the value of pKbase? Write the equation for the ionization of HOCl in water.
How many planes of symmetry does a benzene molecule possess. What chloro-substituted benzene of formula C6HnCl6-n has exactly four planes of symmetry
Calculate the distance NH3 gas and HCl gas would travel if a 100.0-cm tube were used, based on the accepted molar mass of the two gases
Calculate the amount of n2 gas released(in liters) when the diver returns to the surface of the water where the partial pressure of N2 is 0.80 atm
Given that acetophenone is a meta- director, draw all three resonance structures for the carbocation intermediate that results from STEP 2 in the electrophilic aromatic substitution reaction when acetophenone reacts with Br2 in the presence of FeB..
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