How do you prepare a solution with distilled water
How do you prepare a solution with distilled water, with pH 7and conductivity 50 microsiemen s/cm (and another one with 200 microsiemen s/cm, same pH).
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A student made a standard solution by transferring0.0400g of NaCLinto 50ml volumetric flask, dissolving the salt and diluting the mark. She then withdrew 5ml aliquot with a volumetric pipet and transferred to a 50ml volumetric flask.
Three hours after taking a pain medication, 41% of the medication still remains in the bloodstream. Let m be the 1-hour decay factor. Find the 6-hour decay factor.
By cutting out equal corners of side x and bending up the sides explain how to determine the maximum possible capacity for a storage bin constructed in this way. What is the maximum cpacity?
Calculate the capacitance. The resistivity of the glass is rho = 1.2 x 10^13 ohms*m, and the dielectric constant is k = 5.6. Hint: Remember that I = dQ/dt.
Yesterday, he hiked 39 miles, spending 2 hours on level ground and 5 hours on uphill terrain. Find his average speed on level ground. Write the answer as a fraction and show all steps please.
Calculate the molarity of the standard base solution if a5.1362g sample is used to prepare 100ml in the volumetric flask.(Molecular weight: 121.13g)
Access time per pixel, compute the access time per pixel for system with resolution 640*480,1280*1024 assume a refresh rate of 60 fps(Hz)
Photosynthesis is a primary source of food and energy foralmost all living organisms. Recently, scientists have found livingorganisms in deep hydrothermal vents in oceans.
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