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calculate the binding energy in jnucleon for carbon-12 atomic mass 120000 and uranium-235 atomic mass 2350439 the
many transuranium elements such as plutonium-232 have very short half-lives for 232pu the half-life is 36 minutes
a rock contains 0688 mg of 206pb for every 1000 mg of 238u present assuming that no lead was originally present that
a living plant contains approximately the same fraction of carbon- 14 as in atmospheric carbon dioxide assuming that
the us environmental protection agency epa recommends that 222rn levels not exceed 4 pci per liter of air 1ci37x1010
a student had 100 l of a 100 m acid solution much to the surprise of the student it took 200 l of 100 m naoh solution
when balancing reactions in chapter 3 we did not mention that reactions must be charge balanced as well as mass
show how each of the following strong electrolytes breaks up into its component ions upon dissolving in water by
commercial cold packs and hot packs are available for treating athletic injuries both types contain a pouch of water
calculate the molarity of each of these solutionsa a 5623-g sample of nahco3 is dissolved in enough water to make 2500
calculate the concentration of all ions present in each of the following solutions of strong electrolytes a 0100 mol of
calculate the concentration of all ions present in each of the following solutions of strong electrolytesa 00200 mol of
if 10 g of agno3 is available what volume of 025 m agno3 solution can be prepared now describe how you would prepare
a solution is prepared by dissolving 108 g ammonium sulfate in enough water to make 1000 ml of stock solution a 1000-ml
list the formulas of three soluble bromide salts and three insoluble bromide salts do the same exercise for sulfate
a student wants to prepare 100 l of a 100 m solution of naoh molar mass 4000 gmol if solid naoh is available how would
you add an aqueous solution of lead nitrate to an aqueous solution of potassium iodide draw highly magnified views of
you have a sugar solution solution a with concentration x you pour one-fourth of this solution into a beaker and add an
radioactive cobalt-60 is used to study defects in vitamin b12 absorption because cobalt is the metallic atom at the
a recently reported synthesis of the transuranium element bohrium bh involved the bombardment of berkelium-249 with
estimate the temperature needed to achieve the fusion of deuterium to make an alpha particle the energy required can be
on the basis of the general solubility rules given in table 41 predict which of the following substances are likely to
separate samples of a solution of an unknown soluble ionic compound are treated with kcl na2so4 and naoh a precipitate
what mass of na2cro4 is required to precipitate all of the silver ions from 750 ml of a 0100 m solution of agno3 in
what mass of solid aluminum hydroxide can be produced when 500 ml of 0200 m alno33 is added to 2000 ml of 0100 m koh