Sunday
May 1, 2016

# Posts by mARCI

Total # Posts: 11

Chemistry
The densities of three solutions with known concentrations ( 20% , 50%, and 70%), and one unknown solution were determined. If the densities of 20%, 50% and 70% solutions are 0.69 and 0.58 and 0.49 g/mL, respectively, and the denisty of the unknown solution is 0.50 g/mL, what ...
September 21, 2015

Stats
Agreed, type II error.
November 22, 2014

Chemistry 1115
What is the chemical equation for the reaction that occurs when you add 0.1 M NaOH solution to the HC2H3O2-NaC2H3O2 buffer solution?
November 25, 2012

Chemistry 1115
How do you calculate the molarities of HC2H3O2 and NaC2H3O2 in a buffer solution?
November 25, 2012

math
{26=(12 =4)divided by 2}-{45 divided by (14-5)}
November 2, 2012

Economics
A portfolio manager needs to pick winners - assets or securities with high expected returns and low risk. What is wrong with this statement?
August 21, 2012

Philosophy
What kinds of questions and topics are not decided by logical analysis?
July 28, 2011

Philosophy
Explain what logic can and cannot do
July 28, 2011

science
14 letter word scientists do their experimental tests more than once so hey can reduce the effects of chance errors. This is called conducting ______________.
August 27, 2009

scientist
the word has 14 letters. It is a kids cross word puzzle
August 24, 2009

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