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Suppose the enthalpy of solution of KBr in water is about 198 kJ/mol. Nevertheless, the solubility of KBr in water is relatively high. Define why does the solution process take place even though it is endothermic?
Calculate the molar solubility of AgI in 3.6 M NH3. The overall formation constant for Ag(NH3)2+ is 1.7 x 10^7.
1. what mass of naohsnbspmust be added to 300 ml of hcl 0.25 m in order to completely neutralize this acid?2. during a
Find out the exact significant figures for each of the values - Indicate the number of significant figures
The rate constant for the second- order reaction.starting with a concentration of 0.86m, calculate the concentration of NOBr after 57s.
Tungsten trioxide (WO3) has a rich yellow color and is often used as a pigment in ceramics and paints. In order to test a ceramic vase for its WO3 content
If a nail made of elemental iron [Fe(s)] is placed in an aqueous solution of a soluble palladium (II) salt [Pd2+(aq)], the nail will gradually disappear as the iron enters the solution as Fe3+ (aq) and palladium metal [Pd (s)] forms.
A tertiary alkyl halide reacts with a weak base and nucleophile. The reaction will proceed via which of the following mechanisms? A) SN1 B) SN2 C) E1 D) E2 E) SN1 and E1
What mass of barium sulfate can be produced when 100.0 ml of a 0.100 M solution of barium chloride is mixed with 100.0 ml of a 0.100 M solution of Iron(III) sulfate
After the reaction was comlete, the volume of the dry has produced was 1 liters at 75 degrees celsuis and 721 torr. what was the percent potassium notrate in the original sample?
A dilute electrolyte solution is prepared by dissolving iron(III) chloride in water. It is found to have a freezing point
The solubility of solute in a solvent depends on various parameters, such as temperature, pressure, the nature of the solute, and the nature of the solvent. Considering these parameters, identify the statements that are correct for the solubility ..
What are the equilibrium concentrations of NO-2 , HNO2, H+, and OH- in an aqueous solution prepared by combining 50.0 mL of 0.0500 M NaNO2 and 50.0 mL of 0.0800 M HCl? Ka = 7.2 x 10-4 for HNO2.
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