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The ionic radii of Cs+=.174nm, radius of Cl-=.181nm, and the coordination numberof each ion=8, Calculate the lattice parameter, a of CsCl.(CsCl is Cubic)
A man has 50 kg of lipids and eats 1 kg of fish a day, which contains 0.5 ppm of methylmercury. What concentration of methylmercury will his lipids achieve?
Describe Alkene Products, When tert-pentyl bromide is treated with 80% ethanol, the amounts of alkene products indicated below are detected on analysis.
An aqueous solution containing 0.003 M NaCl and 0.005 M CaCl2 is mixed with the polysaccharide alginate to create a high-viscosity liquid that is a component of a wound dressing
calculate the specific heat of a substance if a 35 gram sample absorbs 28 joules as the tempature is raised from 292 kelvin to 313 kelvin.
An ice bag containing 324 of ice at 0deg C was used to treat sore muscles. When the bag was removed, the ice had melted and the liquid water had a temperature of 17.0 deg C.How many kilojoules of heat were absorbed?
If 8.00 mol of NH3 reacted with 14.0 mol of O2, how many moles of H20 will be produced?
An 8mL sample of an unknown concentration of NH3 is titrated with HCl. It is found that 12mL of 0.10M HCl is required to reach the equivalence point. What was the concentration of the NH3 in the initial 8mL sample?
How many grams of oxygen gas are needed to react completely with 16.2 moles of hydrogen gas to produce water?
how does direct current break apart water molecule? Does the DC current fill the outer shell full of electrons making a weaker attraction so hydrogen seperates from oxygen?
A sample of 0.0020 mole of HCl is dissolved in water to make a2000-mL solution. Calculate the molarity of the HCl solution,the [H3O+], and the pH.
What compound could be added to a 0.10 M KC2H3O2 solution to make it an effective buffer. Also, write a balanced chemical reaction for the addition
A 100.0-g sample of water at 27.0oC is poured into a 75.0-g sample of water at 89.0oC. What will be the final temperature of the water?
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