How is the solubility of manganese sulfide affected
Consider the dissolution of MnS in water (Ksp = 3.0 × 10-14). MnS(s) + H2O(l) Mn2+(aq) + HS-(aq) + OH-(aq)How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?
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Caffeine is a stimulant found in coffee and tea . A solution of caffeine in chloroform as a solvent has a concentration of 7.90×10-2 . Calculate the percent caffeine by mass.
The absorbance of the new solution was 0.500. What is the concentration of Cu2+ in the sample? State any assumptions you might make and pay attention to significant figures.
What is the molarity of a solution made by dissolving 0.0815 grams of Na2SO4 in enough water to form exactly 750. mL of solution?
The pH of the resulting solution is 8.0. Then you add 40 mL of 1.0 M hydrochloric acid (HCl) to the solution. What is the new pH?
How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?
Describe the process that will result in the greatest amount of work done by the system with a constant external pressure and calculate w. What is the least amount of work done with no restrictions on the external pressure?
A 5.00 g sample of aluminum pellets (specific heat capacity = 0.89 J/C g) and a 10.00 g sample of iron pellets (specific heat capacity= .45J/C g) are heated to 100.0 C.
$15 for original work in APA format please 3-4 references NO INTERNET COPY WORK You have been hired as an executive director of a small nonprofit organization. Among your many duties are to determine an annual budget and develop a fiscal plan for
if the reaction between iron III ion and thiocyanate ion yielded an equilibrium concentration of .15M for each of these ions, what is the equilibrium concentration of the red iron III-thiocyanate complex?
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The moral hazard problem arises when people Multiple choice question. have to bear the positive consequences of their actions.
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ARGUMENT: The U.S. should legalize physician assisted death. *Argue against this resolution* Show that there is no significant problem to be addressed or need
The trolley problem primarily explores the tension between: Answer: a) Individual rights and collective welfare Feedback
The practice of ruling out simple, logical explanations, experimentally or conceptually, before considering more complex or abstract explanations.
Nietzsche argues that "In the last analysis, 'love of the neighbour' is always something secondary, partly conventional and arbitrary-illusory
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