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Suppose two laptops are tested. Let D represent the defective laptop and N represent the non-defective laptop. If we let X be the random variable representing the number of defective laptops. What are the possible values of the random variable X? *

how many moles of BaS would be used to make 1.5X10^3 mL of a 10.0M solution


Question:


Develop a solution, that will accept 10 students details such Student Name, ID No. and Marks of three subjects (All marks entered by the user must be within the range of 0 -100). Calculate the average marks for the student and the average marks will determine the final grade of the student. The assessment will be as follow:


70 –100          : A

60 –69            : B

50 –59            : C

40 – 49           : D

0 –39              : F



  1. Student is required to use the following tools to solve each of the questions as above.

(a)  Develop PAC                                                                         

(b) Develop IPO                                                                          

(c)  Develop a Data Dictionary

(d) Develop Flowchart                            

(e)  Develop an algorithm 


) A firm has the production function: , and sells its output in two separate markets with demand functions:



;



(i) Find the profit-maximizing output and sales in each market [8 marks]



(ii) Use the Hessian matrix to check if the second-order conditions for a maximum are met.




A +2.00 nC point charge is at the origin, and a second -5.00 nC point charge is on the xaxis at x = 0.800 m.


a) Find the electric field (magnitude and direction) at each of the following points on the xaxis: i) x = 0.200 m; ii) x = 1.20 m; iii) x = -0.200 m.


b) Find the net electric force that the two charges would exert on the electron placed at


each point in part (a).



How much energy is required to remove one

proton from the nucleus of A = 16, Z = 8, Oxygen? A rough answer

to this question is obtained by giving the binding

energy per nucleon. A better answer is obtained

when we write a reaction that removes a proton

from the nucleus. In this case 16

8O → 1 1p + A = 15. Z= 7, Nitrogen.

Calculate the energy required for this reaction

to take place, known as the proton separation

energy. Compare the two energy values. (The

atomic mass of oxygen is 15.994 u; that of

nitrogen is 15.000 u.)


A particle has charge -3.00nC.



a) Find the magnitude and direction of the electric field due to this particle at a point 0.250m



directly above it.



b) At what distance from this particle does its electric field have a magnitude of 12.0 N/C?

Two point charges are placed as follows: charge q1 = -1.50 nC is at y = +6.00 m and charge



q2 = +3.20 nC is at the origin. What is the total force (magnitude and direction) exerted by



these two charges on a negative point charge q3 = -5.00 nC located at (2.00 m, -4.00 m)?




Let R be the relation on X = {1,2,3} defined by (x,y) ∈ R if x<y


  1. List the elements of R (ordered pair)
  2. Find the range of R
  3. Find the domain of R
  4. Draw the Diagraph of R below
  5. Identify the properties of R (kind of graph)

Find the binding energy and binding energy per

nucleon of the nucleus 62 = A, Z = 28, Nickel . The atomic mass of nickel is 61.928348 u. Please explain step by step.


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