How many ml of naac added to hac to make buffer solution
Acetic acid has a Ka of about 2*10^(-5). A buffer is to be prepared with a pH of 4.5 from 0.1M solutions of sodium acetate and acetic acid. How many mL of 0.1M NaAc would have to be added to 100mL of 0.1M HAc to make the proper buffer solution?
Now Priced at $5 (50% Discount)
Recommended (98%)
Rated (4.3/5)
The heat capacity of the bomb calorimeter is 34.65 kJ/K and the combustion of 1.765 g of ethanol raises the temperature of the calorimeter from 294.33 K to 295.84 K.
We offer a focused menu of high-quality, value priced pizza with three types of crust (Hand-Tossed, Thin Crust, and Deep Dish), along with buffalo wings, bread sticks, cheesy bread, CinnaStix, and Coca-Cola products.
Bjorn is standing at x1 = 550 m. Firecracker 1 explodes at the origin and firecracker 2 explodes at x2 = 850 m. The flashes from both explosions reach Bjorn's eye at t = 4.0 \mu s.
The company expects to sell 10% of its merchandise for cash. Of sales on account, 50% are expected to be collected in the month of the sale, 35% in the month following the sale.
A buffer is to be prepared with a pH of 4.5 from 0.1M solutions of sodium acetate and acetic acid. How many mL of 0.1M NaAc would have to be added to 100mL of 0.1M HAc to make the proper buffer solution?
Sage Learning Systems Inc. was organized on September 30, 2012. Projected selling and administrative expenses for each of the first three months of operations are as follows.
In the other two corners are placed charges of +3.0 uC and -3.0 uC. what is the magnitude of the electric field at the square's center? answer in N/C please.
Lang Enterprises was started when it acquired $4,000 cash from creditors and $6,000 from owners. The company immediately purchased land that cost $9,000.
A generator has a 140-turn square coil, 5 cm on a side. A) Find the peak emf in this coil when it's rotating at 110Hz in Earth's field, B=5e^-5T.
1933270
Questions Asked
3,689
Active Tutors
1424269
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Current treatment guidelines for acute bacterial rhinosinusitis in adults considers first-line therapy to be amoxicillin either with or without clavulanate,
Problem: Please paraphrase: Client handed me a holdover notice which she received from C&C management, by way of Bronx Housing Court.
Which interpretation would the nurse make of a patient's assessment findings that include a 4-minute loss of consciousness (LOC)
A nurse is caring for a client who has COPD. Click to highlight the findings below that require immediate follow-up.
Question: Choose three of the eight topics and summarize the ethical issues surrounding each topic.
Based on the American Osteopathic Associate Code of Ethics evaluate the following case study, as appropriate. Dr. Baird has been seeing his patient
During a routine vital sign assessment, the nurse notes the client's blood pressure is 212/110. Which action should the nurse take to decrease the blood pressur