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explain how many grams of the excess reactant are left over according to the reaction below given that you start with
explain what the principal product is when p-toluidine is treated with sodium nitrite and hydrochloric acid at 0-5
until 200 yr ago manufactured iron contained charcoal created from freshly cut wood that was added during the smelting
find out the density of a piece of metal a student finds its mass to be 1362 g the metal is placed into a flask that
determining the lewis structures of small compounds is the first step towards determining the molecular shapes of
explain what are the similarities between the rutherford-bohr atom as well as the modern quantum mechanical model
a particular first-order reaction has a rate constant of 135x102 at 20 degrees c explain what is the magnitude of k at
you have a sugar solution solution a with concentration x you pour 14 of this solution into a beaker as well as add an
calcium carbonate is a main contributor to the hardness of water the amount of caco3 in a water sample can be
explain what volume of 0200 m k2cr2o7 will be required to oxidize the fe2 iron in 600ml of 200 m feso4 solution cr2o2-7
compute the ph of a polyprotic acid given as well as sketch the titration curves for the following reactions- a 100-ml
n2h4o2 rarrn2h2oexplain what is the maximum amount of n2 280134 gmol which could be formed from 1235 g of n2h4 320452
explain how are gases affected under different atmospheric pressures in what ways might this affect you if you are
the reaction of zn and cu2 produces a brown solid product explain what the identity of this product is give a balanced
one kind of electromagnetic radiation has a frequency of 1071 mhz another kind has a wavelength of 212 10-10 m as well
write a 700- to 1050-word paper in which you analyze the effects of ionizing radiation on dna to offer a chemical
explain what is the answer lithium is categorized as an element because it is composed of atoms that1 have the same
find out whether or not each reaction is a redox reaction for those reactions that are redox reactions recognize the
compute the following calculations for each part of the lab showing your work neatly labeling each calculation with a
explain how many moles of magnesium mg are there in 873 g of mg3n2 define how many atoms of mg are in 873 g of mg3n2
the reaction mno2s 4 hclaq rarr mncl2aq cl2g h2ol was being studied 122 g of mno2 were reacted with 700 ml of 250 m
a compound containing carbon as well as hydrogen contains 475 g of carbon and 080 g of hydrogen the molar mass of the
a patient is given 0050 mg of technetium-99m where m means meta stable - an unstable but long-lived state a radioactive
while 20 mol of carbon disulfide as well as 40 mol of chlorine are placed in a 10 l flask the subsequent equilibrium
nitrosyl chloride nocl decomposes to nitric oxide as well as chlorine when heated according to the reaction2nocl g harr