500 ml of 010 m hno2 ka45e-4 is added to 250 ml of 025 m
50.0 mL of 0.10 M HNO2 (Ka=4.5E-4) is added to 25.0 mL of 0.25 M KNO2 solution. What is the pH of the final solution?
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A bank gives you a bid-ask quote on the BGN (Bulgarian lev), of 0.77 - 0.87 USD/BGN. What is the percentage bid-ask spread?
A silicon diode has a doping profile such that ND = ax3. What is the depth of the junction assuming the p side is uniformly doped with NA per cubic cm. Assume the x origin is at an ideal ohmic contact on the n side of the diode.
In preparation for this problem, review Conceptual Example 7. A space traveler whose mass is 115 kg leaves earth. What are his mass in interplanetary space where there are no nearby planetary objects
The average exchange rates are expected to be 1.45 USD/CHF for the Swiss franc, and 1.18 USD/EUR for the Euro. What is the total expected USD value of cash inflows for Live Co?
50.0 mL of 0.10 M HNO2 (Ka=4.5E-4) is added to 25.0 mL of 0.25 M KNO2 solution. What is the pH of the final solution
In a European country a bathroom scale displays its reading in kilograms. When a man stands on this scale, it reads 86.1 kg. find the magnitude of the force he exerts on the chin-up bar
An ideal n+/p diode has only the quasi neutral p region of length L illuminated with light such that GL electrons/cm3-s are generated uniformly throughout the region. There is no photo-generation occurring elsewhere in the diode. Derive the curren
You work for a consulting firm, and have submitted a bid for a large consulting contract. The firm's management thinks it has a 50-50 chance of landing the project.
If a 1-mole sample of a real gas from a compressed gas cylinder goes from 230 atm to 1 atm and from a volume of 1cm3 to 195cm3, what is the entropy change for the expansion if it is assumed to be isothermal.
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.