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Question: Two aqueous urea solutions have osmotic pressures of 2.4 atm and 4.6 atm, respectively, at a certain temperature. What is the osmotic pressure of a solution prepared by mixing equal volumes of these two solutions at the same temperature?
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The current scientific defination of standard temp and pressure (STP) is: 0 degrees C and 1.00 bar pressure of a gas, using ideal gas law calculate the volume In L occupied by 1 mol of an ideal gas under these condition( ...
I am having trouble identifying if my buffer solution is a weak acid and salt....or weak base and salt. Often my questions just give me then names of two molecules and I do not understand how to differentiate. For exampl ...
What did you determine was the relationship between surface tension and the polarity of the liquids you tested?
Chosen Dr. Jan Nolta- Stem Cell Researcher Head of UC Davis Stem Cell Program Director Topic Background: early Stem cells have the ability to develop into many different types of cells. Stem Cell Research is not without ...
A filamentous organism has been isolated from decomposing organic matter. This organism has a cell wall but no chloroplast. why would you classify this organism into "domain eukarya, kingdom of fungi"
You take a small section of leaf and view it underneath a microscope. You count 25 stomata. Now you want to calculate how many stomata would be in a leaf the size of a penny. a) Calculate the area of the view of view (A= ...
The allele for hitchhiker's thumb is recessive to the dominant straight thumb. In a population of 500 students, 25% have hitchhiker's thumb. How many students would you expect to be homozygous dominant for the trait?
If the atomic number of an element is 12 and the atomic mass is 25. How many protons are there in the nucleus? How many neutrons are there in the nucleus? How many electrons are in the atom?
If someone has been sitting without standing for 6 hours, and blood has been pooling in their veins, why would they feel dizzy when they stood up? How does this related to stroke volume and mean arterial pressure?
Assignment on Nutrition - Q1. Task: You need to select 2 different age groups of your choice. You will need to plan balanced meals with snacks for a day. Once you have laid out the meal plan you need to: Explain why the ...
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