science: chemistry
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science: chemistry
Which equation is set up correctly to determine the volume of a 1.5 mole sample of oxygen gas at 22°C and 100 kPa?
asked by jane doe on July 14, 2011 
Chemistry
"Determine the volume of a 0.925M K2Cr2O7 solution required to completely react with 5.28g of Cu." My attempted method for solving was to convert the 5.28g of Cu to moles, find moles of K2Cr2O7 using the mole to mole ratio, and
asked by Jamie on March 26, 2014 
Chemistry
"Determine the volume of a 0.925M K2Cr2O7 solution required to completely react with 5.28g of Cu." My attempted method for solving was to convert the 5.28g of Cu to moles, find moles of K2Cr2O7 using the mole to mole ratio, and
asked by Jamie on March 26, 2014 
math
Which equation is set up correctly to determine the volume of a 3.2 mole sample of oxygen gas at 50°C and 101.325 kPa? V=(3.2 mol)(8.314 L⋅kPa/K⋅mol)(323 K)101.325 kPa V=(3.2 mol)(8.314 L⋅kPa/K⋅mol)(50∘C)1 atm V=(8.314
asked by anonymous on October 21, 2016 
Biology
Hi, I am doing my lab assignment about Protein Analysis. Our job is to find the concentration of the casein protein in our original Unknown sample with the initial volume of 2ml. So after plotting the graph of the data given, we
asked by Sarah on October 26, 2010 
Psychology Statistics
2 For a sample of n = 20 individuals, how large a Pearson correlation is necessary to be statistically significant for a twotailed test with = .05? 3 The Pearson correlation is calculated for a sample of n = 25 individuals.
asked by Chioma on April 26, 2013 
chemistry
One M&M candy has a volume of 1.0mL. What volume, in cubic meters, would one mole of M&M candies occupy? 2) For this next calculation, you’re going to compare the volume of a mole of M&Ms to Lake Erie, which has a volume of
asked by Vova on September 15, 2010 
CHEMISTRY URGENT!
a sample of oxygen that occupies 1.00 x 10^6mL at 575mmHg is subjected to a pressure of 1025atm. what will the final volume of the sample be if the temperature is held constant? how do uu set up the equation
asked by kacie on February 3, 2013 
chemistry
A sample of oxygen that occupies 1.00x10^6 mL at 575 mm Hg is subjected to a pressure of 1.36 atm. What will the final volume of the sample be if the temperature is held constant? How would I set up this equation?
asked by kate on March 4, 2013 
Chemistry
Determine the simplest formula for compounds that have the following analyses. The data may not be exact. A. 28.5% iron, 48.6% O, 22.9% S This is what I did: 28.5g Fe 1 mole Fe/55.847g = .51 mole 48.6g O 1 mole O/15.999g = 3.04
asked by Chopsticks on January 21, 2009