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problem- propose a reason for why 24-dnp or semicarbazone derivates usually precipitate out of their ethanolic
problem- a by-product of ethane c2h6 oxidation by o2 is acetaldehyde c2h4o acetaldehyde then produces a chemical called
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problem- if i were to use 310-dimethyldodec-6-yne with 1 h2 lindlar catalyst then 2o3 then 3 zn ch3co2h what product
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problem- a buffer contains 050 mol nh4 and 050 mol nh3 diluted with water to 10 l how many moles of naoh are required
problem- would anyone be able to tell me a suitable procedure for recycling bmimpf6 i am trying to find a reliable
problem- using the appropriate ksp values find the concentration of k ions in the solution at equilibrium after 500 ml
problem- suppose the sun were used as a heat source to warm some water in a solar-heated house or swimming pool how
problem- if 200 ml of some pbno32 solution is mixed with 600 ml of 110 x 10-2 m nacl solution what is the maximum
solve the question given belowproblem- suppose the quantity of ice you used had been eaten would one slice of bread
problem- a 250-g sample of calcium metal is heated in a 38500-g crucible to form a calcium oxide if the crucible and
problem- how would a buffer solution with a ph of 492 be prepared from acetic acid ka18 x 10-5 and its conjugate
question- give the formula of each coordination compound include square brackets around the coordination complex do not
problem- what is the resulting ph if 500 ml of buffer solution 43m c6h5cooh ka66x10-5 and 33m c6h5cook are mixed with
question- a reaction 2 a p has a second order rate law with k350x10-4 dm3mol-1s-11 calculate the time required for the
problem- part a calculate the larmor frequency of a bare 11b nucleus in a magnetic field of 211 t assume the magnetic
question- determine the ph at 25 degrees celcius of a solution prepared by dissolving 031 mole of ammonium chloride in
problem- what is the resulting poh if 500 ml of the buffer solution original buffer solution is 43m c6h5cooh amp 33m
question- we considered mixing a strong base with a weak acid but we did not consider mixing a strong acid with a weak
problem- if i use a 5-hydroxy pental with acid to get a cyclic compound which i believe to be oxane with oh group next
question- bromobenzene is converted to a compound with the molecular formula c7h7br in the reaction scheme below draw
problem- part 1 if you carry out the reaction between table salt nacl and leadii iodide pbi2 in 1000ml of water the