Total # Posts: 13
MATH; STANDARD DEVIATION
suppose that prices of a certain model of new homes are normally distributed with a mean of $150,000 use 68-95-99.7 rule to find the percentage of buyers who paid: between $150,000 and $152,000 if the standard deviation is $1200
April 29, 2015
One commercial method used to peel potatoes is to soak them in a solution of NaOH for a short time, remove them from the NaOH, and spray off the peel. The concentration of NaOH is normally in the range of 3 to 6 M. The NaOH is analyzed periodically. In one such analysis, 45.7 ...
January 12, 2011
A stadium have to section a & B . tickets for section A cost $A each . tickets for section B cost $B each . johanna paid $105 for 5 section A and 3 section B. raiyah paid $63 for 4 section A and 1 section B . i) Write two eguations ii) Calculate the value of A and B
September 20, 2009
What could be the effects of carbonate error on the calculated values for the standardization and the sample analysis? What could be the requirements for a compund to be able to undergo double indicator titration? IF the standardization AND sample analysis is done with the ...
July 8, 2007
1. Why cannot NaOH be used as primary standard for HCl? 2. Aside from carbonates, what other compounds can be analyzed using the double indicator method? What are the requirements for a sample to be analyzed using the double indicator method? 3. what is a carbonate error? ...
July 6, 2007