What is the molar concentration of chloride ions
what is the molar concentration of chloride ions after 225 ml of 0.625 MKCL are mixed with 615 mlof 0.385M MgCl2? The final volume of the solution is 840ml
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Element Z has two natural isotopes: Z-79 (78.918 amu) and Z-81 (80.916 amu). Calculate the atomic mass of element Z given the abundance of Z-81 is 49.31%.
A 8.65-L container holds a mixture of two gases at 31 °C. The partial pressures of gas A and gas B, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in volume or temperature, what will the total press
A diver stands at the end of of a massless diving board. (a) if the mass of the diver is 134kg and the board is 9m long, what is the torque due to gravity on the diving board with a pivot point at the fixed end of the board?
How did European (and later the United States) ideas about land ownership conflict with the Native American ideas about the use of the land? Must be in Essay format at least 5 paragraphs long.
the average adult human male has a total blood volume of 5 liter. if the concentration of sodium ion in this individual is 0.135M, what is the mass of sodium ion circulating in the blood .
How do the repeated United States government actions establishing "permanent Indian territory" characterize a deep-rooted problem with relationships between the United States and the American Indian?
As a student was swirling the flask, some NaOH solution, from buret, spilled on the bench top. What will the effects be on the calculated molarity of NaOH?
In a HWE reaction, a 1,2-disubstituted alkene was formed in which the olefinic protons exhibited at vicinal coupling of 9.0 Hz in the 1H NMR. what is the stoichiometry of the double bond?
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