It took 3540ml of 0100 m naoh to titrate a 255 gram of a
it took 35.40mL of 0.100 M NaOH to titrate a 2.55 gram of a weak acid to the equivalence point. The pH when 17.7mL of the NaOH had been added was 6.2. What was the Ka for the acid
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Suppose that every driver faces 1% probability of an automobile accident every year. An accident will, on average, cost each driver $10,000. Suppose there are two types of individuals: those with $60,000 in the bank and those with $5,000 in the ba
In a test tube, 10 mL of 0.100 M KI and 10 mL of 0.100 M Na2CO3 are mixed. Next, 0.10 M lead nitrate is added drop wise. What will be the concentration of CO3 2- when PbI2 first starts to precipitate? Ksp (PbCO3) = 1.5 x 10^-13 Ksp (PbI2) = 8.7 x 1
Alpha and Beta, two tiny islands off the east coast of Tricoli, produce pearls and pineapples. The following production possibilities schedules describe in their potential output in tons per years. Do not graph or illustrate - only provide numerica
what is the free energy change (DG) when protons are pumped across the membrane from the side of the membrane with low concentration to the side with high proton concenration at body temperature (37C)? The membrane potential is 0.06. Report your a
The Haverford Company is considering three types of plants to make a particular electronic device. Plant A is much more highly automated than plant B, which in turn is more highly automated than plant C. For each type of plant, average variable co
Propanoic acid has Ka of 1.4x10^-5. If we make a solution 0.100M propanoic acid, what concentration of sodium propanoate should be added to give a buffer with a pH of 5.0?
Calculate the pH at the equivalence point in titrating 0.100M solutions of each of the following with 8.0×10-2 M NaOH.
Discuss the significance of these bacterium Staphylococcus epidermidis, and Enterobacter aerogenes Do they have medical or health importance
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Evidence of Cultural Impact: The cultural impact of economic factors can be observed through specific practices and initiatives within the NSHA:
Mrs Robinson is unconscious. When performing eye care as part of hygiene, which of the following interventions should be performed by the nurse Selec
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Point of use cleaning of used instruments MUST be performed immediately following the procedure in the following location