A1.50 g sample of solid nh₄no₃ was added to 35.0 ml of water in a styrofoam cup (insulated from the environment) and stirred until it dissolved. the temperature of the solution dropped from 22.7°c to 19.4°c. what is the heat of reaction for dissolving nh₄no₃, expressed in kj/mol?
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Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors
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Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .
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A1.50 g sample of solid nh₄no₃ was added to 35.0 ml of water in a styrofoam cup (insulated from the...
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