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Use the given molar solubilities in pure water to calculate Ksp for the given compound. Pd(SCN)2; molar solubility = 2.22 10-8 M
Calculate the molarity of a solution of glycerol made by dissolving 63.000 glycerol at 15 in enough water to make 300.00 of solution.
3 moles of carbon dioxide gas expands reversibly in a piston-container from 20 L to 40 L in an isothermal process at 400 K. Calculate work, heat, change in internal energy and change in enthalpy, considering van der Waals behaviour. [a = 3.59 atm ..
The component of structure responsible for holding the 4 chains of hemoglobin together is a. primary
How many grams of CO2 were used during the month? molar mass of CO2 is 44.00995 g/mol.
Vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of acetone in solution?
Determine the [H+] and the pH of a buffer containing 0.20 M acetic acid and 0.10 M sodium acetate. 2. Calculate the percent dissociation of acetic acid in this solution
A 20.0-L nickel container was charged with 0.889 atm of xenon gas and 1.40 atm of fluorine gas at 400 C. the xenon and fluorine reacts to form xenon tetrafluoride. what mass (g) xenon tetrafluoride can be produce assuming 100 % yield? answer in (g..
A 235mL solution is prepared with 41.8 millimoles of an unknown sodium salt of a deprotonated organic acid (NaX). If the solution has a pH of 8.05, what is the pKa of the acid?
Chlorine trifluoride is used in processing nuclear reactor fuel. It has a vapor pressure of 29.1 torr at -47.0°C and its heat of vaporization is 30.61 kJ/mol.
Structures of Acids, The chiral carboxylic acid A (C5H6O2) reacts with 1 mol of hydrogen gas on catalytic hydrogenation.
What combustion products are produced when materials made from polyacrylonitrile smolder and burn?
If the Ka of a monoprotic weak acid is 1.4 × 10-6, what is the pH of a 0.33 M solution of this acid
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