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The Label on a one pint bottle of water lists the following components. If the density is the same as pure water and you drink 3 bottles of water in one day, how many milligrams of each component will you obtain?
1)calcium 29 ppm2)fluoride .09 ppm3)magnesium 12 ppm4)potassium 3.4ppm5)sodium 14 ppm
calculate the volume of water needed to dilute the anti-freeze from 0.20M in 0.260 litres to 0.13M.
Determine water solubility under normal atmospheric conditions (assuming that Carbon dioxide obeys Henry's law?)
A proton in a linear accelerator has a de Broglie wavelength of 138 pm. what is the speed of the proton?
What is the limiting reactant when 4.5 moles of aluminum react with 6.7 moles of oxygen gas?
A sample of nitrogen gas occupies 1.55 L at 27.0 degrees Celsius and 1.00atm. What will the volume be at -100.0 degrees Celsius and the same pressure?
determine the molarity of a solution prepared by dissolving 45.0g of CH3OH in sufficient water to make 725mL.
If 85.0 of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m. ?
using 1.16x10^-12 for ksp, calculate how many milligrams of Ag2CrO4 will dissolve in 10mL of H2O
How much heat is released when 25mL of 0.10 M NaOH reacts with 50 mL of 0.10 M HCl?
Determine ΔG for this reaction When A is full into a cylinder at a pressure of 9.89 atm and the system is permitted to come to equilibrium, the final pressure was 15.94 atm.? Express your answer in units of kJ/mol
How many grams of Cu(OH)2 can be produced from the reaction of 0.500g Cu with 30.0 mL of 3.0M NaOH? what is the limiting reagent?
3.8 g of a hydrocarbon fuel is burned in a calorimeter that contains 234 grams of water initially at 25.00 ? C. After the combustion, the temperature is 26.55 ? C
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