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explain why the concentration cell cucu2 10m with cucu2 01m should have a non-zero voltage which half cell is producing
describe how you would prepare 200 l of 0250 m naoh from 100 m naoh stock
the hormone epinephrine is released in the human body during stress and increases the bodys metabolic rate epinephrine
if a student determines that the empirical formula for a compound is ho which molecular formula is not possible based
when a solution of copperii nitrate is mixed with a solution of sodium hydroxide a blue precipitate formsa enter the
what are the fundamental differential equations for the energy properties list the canonical variable for u h a and g
what volume of hydrogen gas measured at stp would be produced if 122 ml of 34 m hcl reacted with an exces amount of
a titration experiment requires 165 ml of 158 m hcl to reach the endpoint with 25 ml of lioh what is the molarity of
how many grams of oxygen are combined with 75 g of iron to make the iron ii oxide
a gas with a volume of 521 l is initially at an unknown temp the gas is submerged in boiling water 100c and is
a sample of phosgene is collected in a 250 ml flask at stp how many moles are present in the sample of
how much energy is evolved by 44g of copper spht 38 jgc if its temp falls from 333 k to
how much heat does a 15 g sample of water absorb if its temp increased 25 c to 75
a 25 g sample of water revealed a mass percent for lead of 264 calculate the number of grams in
with regard to chromatography analysis explane why peak area is usually preferred to peak height and how an internal
explain why gas chromatography usually rampincrease the oven temperature during an
30ml of 090m nacl added to 20 ml of h2o what is the concentration of nacl after the
1 in 2 sentences explain the buffer system that is the bloods equilibrium reaction2 use le chatelier principle to
the percent ionic characterpercent covalent character varies from compound to compound choose the compound with the
much commercial hydrochloric acid is prepared by the reaction of concentrated sulfuric acid with sodium chlorideh2so4
what is the maximum amount in grams of sulfur dioxide that can be produced by the reaction of 1380 g of dihydrogen
cog cl2g react to cocl2g co 00102moll cl2 000609moll equilibrium at 600k calculate concentrations of co and cocl2
at what temperature degrees c will xenon atoms have the same average speed that cl2 molecules have at 25 degrees
part a when heated calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction caco3s
titanium iii chloride a substance used in catalysts for preparing polyethylene is made by high-temperature reaction of