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Chemistry, 31.10.2021 07:10 sarahjohnson5621
Mộtbình10Lchứa0,2molmethane,0,3molh ydrogen,0,4molnitrogenở25oC. a)Tínhápsuấttrongbình(đơnvịatm)b)Tí nhápsuấtriêngphầncủamỗicấutửkhítron ghỗnhợp
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Chemistry, 22.06.2019 07:30
The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.
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Chemistry, 22.06.2019 14:20
7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic
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Chemistry, 22.06.2019 18:30
The table lists the lattice energies of some compounds.compoundlattice energy (kj/mol)lif –1,036licl –853naf –923kf –821nacl –786which statement about crystal lattice energy is best supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf.the lattice energy increases as the cations get larger, as shown by lif and licl.the lattice energy decreases as cations get smaller, as shown by nacl and naf.the lattice energy decreases as the cations get smaller, as shown by naf and kf.
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Mộtbình10Lchứa0,2molmethane,0,3molh ydrogen,0,4molnitrogenở25oC. a)Tínhápsuấttrongbình(đơnvịatm)b)Tí...
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