What mass of ammonium chloride nh4cl ka 56 x 10-10 must be
What mass of ammonium chloride, NH4Cl, (Ka = 5.6 x 10^-10) must be added to exactly 500mL of 0.10M NH3 solution to give a solution with a pH of 9.00
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the calculator below shows the labor market for research assistancts in the fictional country of Academia. The equilibrium wage is $10.00 per hour, and the equilibrium number of research assistants is 250
Tom earns $15 per hour for up to 40 hours of work each week. He is pair $30 per hour for every hour in excess of 40. Tom faces a 20 percent tax rate and pays $4 per hour in child care expenses for each hour he works.
What is the pH of the solution that results from adding 30mL of 0.015M KOH to 50mL of 0.015M benzoic acid, Ka = 6.3 x 10^-5
Holiday Fruit Company buys oranges and processes them into gift fruit baskets and fresh juice. The company grades the fruit it buys on a scale from 1 (lowest quality) to 5(highest quality).
Jen left a job paying $60,000 per year to start her own florist shop in a building she owns. The market value of the building is $150,000. She pays $40,000 per year for flowers and other supplies, and has a bank account
Calculate the mass percent of nickel (II) nitrate in the solution. Showing how you get the answer is most helpful
Two positive point charges, each of which has a charge of 3.4 × 10?9 C, are located at y= + 0.80m and y= ? 0.80m, Find the magnitude of the resultant electrical force on a charge of 9.0 × 10
Will you change your preferred mode of transportation if your wage rate rises to $20 per hour. Assume you work five days a week and time spent riding on a bus or driving a car does not directly enter your utility.
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