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It is given that the half-life of strontium-90 is twenty eight years. calculate How many grams of this nuclide in a sample of 4.00 g will remain after 112 years?
Write a balanced equation, showing charges for the titration of sodium hypochlorite.Procedure: 3ml of 1.0M KI,25ml distilled water, 10ml of (1:10) bleach solution, 2.0ml of 3M H2SO4. titrated with standardized Na2S2O3 (sodium thiosulfate solution). you just need to calculate concentration of NaClO solution from that equation.
Determine the mass of H 2 O in the flask and it's the true volume at 20° C?(at 20°C the Density g/mL=0.9982071,20°C the volume of 1g of water (mL) corrected for buoyancy is 1.0029 )
Explain the detoxification of Acetaminophen, alcohol, and sodium nitrite with biotransformation of xenobiotics. Describe the Synthesis of fatty acid, Triglyceride, Vitamin E, and Vitamin C.
A mixture of Helium, Neon, and Nitrogen gases has a pressure of 1.348 atm. Determine what is the partial pressure of N2 in the mixture If the pressures of Helium and Neon are 0.124 atm and 0.996 atm, respectively.
Determine how many grams of Hydrogen are required to form 14.01grams of Ammonia and calculate how many grams of ammonia could be formed
The purpose of this experiment is to find out which fabric out of polyester, polypropylene, cotton and wool is the most suitable to make a sling back chair.
Calculate the approximate SO 2 mass emission in lb/day.
Determine how many atoms there are in 1 gallon using your knowledge of mole calculations and unit conversions. Assume that the molecular formula for gasoline = C6H14 ,the density of gasoline =0.85 grams/mL
Determine the hydraulic conductivity and transmissivity of the aquifer and What would Q be if the hydraulic gradient
Calculate the Mn of the polyisobutene if A 7.5g polymer sample found to discolor 3.4 mL of a 0.05 M solution of Br in CCl4 ?
What is the molar heat of vaporiza-tion of C6H6 if the vapor pressure of C6H6 is 120 torr at 27 degree celsius, and its normal boiling point is 80.1 degree celcius.
Calculate brightness of a wavelength undergoing Rayleigh scattering.
Determine hydroxyl and hydrogen ion concentration in this solution. (if Ka for ammonium ion = 5.0 x 10^-10.)
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