Chemistry, 08.09.2021 18:00 JunkerQueen
Which option correctly shows the concentration of H3O+ ions in pure water?(1 point)
1.0 × 10-7 mol/L
1.0 x 10-14 mol/L
7 mol/L
14 mol/L
Answers: 1
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(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?
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Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?
Answers: 3
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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.
Answers: 2
Chemistry, 22.06.2019 22:30
Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.
Answers: 1
Which option correctly shows the concentration of H3O+ ions in pure water?(1 point)
1.0 × 10-7 mol...
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