Determine the kind of triangle formed with vertices at A(2,-1), B(3,4), C(-7, 6).
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Solve for the [H3O+] and [OH-] in the following solution: a. 0.00155M HCl b. 0.347M KOH c. 0.0199M H3PO4 d. pH= 5.33 e. pOH= 12.5
A research chemist adds a measured amount of HCl gas to pure water at 29Ā°C and obtains a solution with [H3O+]=3.0Ć10^-4M. Calculate tha [OH-]. Is the solution neutral, acidic or basic? Why? Calculate the pH and pOH values of the ...
If a x b = 2a – 3b + ab, then 3 x 5 + 5 x 3 is equal to?
The population of a small province is 50,000. Using the table of random numbers, identify 20 persons to be included in a random sample. Start with the number on top of the 5th column of the table of random numbers.
Hello, I need an example of a Dirichlet character . Thank you in advance
Can you please explain the angle of elevation
Find the derivative of the function .
What is Taylor series
Every real number is complex number. If “a” is a real number thenĀ we wit write as a+0i