Chemistry, 01.11.2019 03:31 ayoismeisjuam
Be sure to answer all parts. treatment of molecule a with mg forms a grignard reagent that reacts with ch2═o to form h after water is added to the reaction mixture. h has a molecular ion in its mass spectrum at m/z = 86, and shows fragments at 71 and 68. h exhibits absorptions in its ir spectrum at 3600−3200 and 1651 cm−1, and has the 1h nmr spectrum given below. draw the structure of h.
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Chemistry, 22.06.2019 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
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Design techniques and materials that reduce the negative environmental impact of a structure are referred to as
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Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
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Be sure to answer all parts. treatment of molecule a with mg forms a grignard reagent that reacts wi...
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