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a full 500 l he cylinder that is attached to a gas chromatograph contains 120 kg of the gas during transport the
you use 25 ml of 60 m naoh to neutralize 50 ml of an unknown acid in a titration experiment what is the molarity of the
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for thousands of years native americans living along the north coast of peru used knotted cotton strands called quipi
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chemically equivalent amounts of ferric and stannic ions ironiii and tiniv respectively are mixed in solution calculate
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calculate the redox potential of the solution after mixing 250 ml of 0100 m fe3aq with 450 ml of 0100 m sn2aq e0 0771
1 strontium-90 is a byproduct in nuclear reactors fueled by the radioisotope uranium-235 the half-life of strontium-90
1 when two atoms of 2h are fused to form one atom of 4he the total energy evolved is 383 times 10-12 j what is the
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it is known that the peptide linkage in proteins and peptides is planar and restricted rotation about the
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calculate the molar solubility of agbr in a 100 m aqueous solution of ammonia then calculate the solubility of agbr in