How many grams of dry nh4cl need to be added to 230l of a
How many grams of dry NH4Cl need to be added to 2.30L of a 0.800 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.83? Kb for ammonia is 1.8 * times 10^-5
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A small block having mass m sits on a uniform disk that has radius R=0.5m. What is the initial angular velocity of the disk
The acidic anion reacts with strong bases according to the following net ionic equation HC8H4O4-(aq) + OH- (aq)--->C8H4O4-2(aq) + H2O(l) If a 0.902g sample of KHC8H4O4 is dissolved n water and titrated to the equivalence point
The volume of the first pond is 5.0 million gallons, and the second pond is 3.0 million gallons. Assuming complete mixing within each pond, find the BOD concentration leaving each pond
A sport utility vehicle (SUV) and a sports car travel around the same horizontal curve. The SUV has a static stability factor of 0.74, At what maximum speed can the sports car negotiate the curve without rolling over
At what height above the earth is the acceleration due to gravity 20.0% of its value at the surface
A 5000 m3/day wastewater treatment plant discharges to a river with a minimum drought flow of 140 m3/min (upstream of outfall) a)What total allowable BOD (kg/day) could be discharged by the plant if the BOD in the river after initial dilution must
The present value of the following cash flow stream is $6,453 when discounted at 10 percent annually. What is the value of the missing cash flow?
If 29.58 mL of 0.550 M NaOH is required to titrate the oxalic acid in the 0.554g sample to the equivalence point, what is the weight percent of oxalic acid in the mixture. Oxalic acid and NaOH react according to the equation H2C2O4 (aq) + 2 NaOH(a
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you will create a PowerPoint presentation to Q1) Explain the origin, purpose, and goals or rationale of action research in education.
One of the biggest criticisms of state standardized tests is that they only use multiple-choice questions and test basic knowledge of a subject.
Charles Parker, network administrator at Future Technology (FT), has been given the responsibility of relocating the large data center to a new office building
Topic: Stakeholder Management Plan for the Employee Training Program. The resource management plan should include the following elements:
Analyze how project integration management is used in traditional project management versus agile project management.
Discuss the instrument you intend to use in your research proposal and how you intend to address the instrument's validity and reliability noting
According to The American Psychological Association (APA, 2012), four broad categories of factors work against adequate student achievement in schools