Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
1. How many grams of dry NH4Cl need to be added to 2.40 L of a 0.200 M solution of ammonia, NH3, to prepare buffer solution that has a pH of 8.83? Kb for ammonia is 1.8×10-5.
2. A beaker with 115 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M
A student adds 4.20 mL of a 0.490 M HCl solution to the beaker. How much will the pH change? The pKa of acetic acid is 4.740.
3. Calculate the molar solubility of SrF2 in the following substances.
1.5×10-2 M Sr(NO3)2
1.3×10-2 M NaF
4. There is a solution that is 3.5×10-2 M in HCN (Ka=4.9×10-10) and 1.0×10-2 M in NaCN. Calculate the percent dissociation of HCN in this solution.
Select a program of your choosing (or a program chosen by your instructor). briefly explain why you choose the program a. Construct a control flow graph for one of the modules in the program. b. Calculate the cyclomatic complexity number for one of t..
Describe how Lewis should spend his $10 on Pepsi and Chicken Wings in order to maximize his total utility. How many Pepsi and Chicken Wings would Lewis buy?
What is the formula for calculating the GDP for a country and how can it be applied and compared to other countries?
What is the most important characteristic of monopolistic competition? How do firms behave differently from perfect competitors? What are the implications of having a large number of firms in a monopolistically competitive market?
You have been asked to assist your organization's marketing department to better understand how consumers make economic decisions. The role asymmetric information has in many economic transactions.
Give the utility function U(x, y) = (x-4) 1/2 (y-2)- 1/2 , what is the minimum income needed to ensure positive utility?
What role does monetarism have in current monetary policy? Has Monetarism been an effective tool for conducting monetary policy?
a father wants to save for his eight?year?old sons college expenses. the son will enter college 10 years from now. an
a. What is the average cost per mile (AC), in terms of the number of cars on the road? Calculate this for N
Calculate the average veriable cost, average fixed cost and average total cost at each output level.
Suppose that, on the basis of a nation’s production possibilities curve, an economy must sacrifice 10,000 pizzas domestically to get the 1 additional industrial robot it desires but that it can get the robot from another country in exchange for 9000 ..
If we assume the price of the related good is held fixed at $10 and that income is held fixed at $40,000, calculate quantity demanded when its price is $2. Round your answer to the nearest whole number as needed; carefully follow all other numeric..
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd