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define nortons first second and third law of motionnbspprovide an example of each and how they apply in a car
an angry person is throwing rocks onto a shed with a flat horizontal roof as shown if the angry person throws an
a 410kg box is lifted vertically from a rest to a distance of 160m with a constant applied force of 527n find a the
a sample of ge is doped with acceptors to a level na 4 x 1014 cm-3 and donors to a level nd 16 x 1014 cm-3 assume
1 butadiene c4h6 reacts with itself to form a dimer with the formula c8h12 the reaction is second order in c4h6 if the
what are the three scientifically issues or health issues associated with bha chemical in the environment or industry
methanol ch3oh which is used in racing cars and in fuel cells can be made by the reaction of carbon monoxide and
if the hydrogen ion h or the hydronium ion h3o and the hydroxide ion oh- react together what is the product of the
find the composition in weight percent wt of the copper in an aluminum-copper alloy that consists of 114x101 at
using the following aqueous solutions 010m na3po4nbsp035m nacl 020m mgcl2 015m c6h12o6015m ch3choohwhat is the i value
the densities of ethylene glycol water and wood alcohol are 111 gml 100 gml and 079 gml respectively suppose an object
the reactionnbspc2h5cng-----gtnbspch2chcngnbsph2gnbspis first order in an experiment the rate constant is determined to
a balloon filled with helium gas is found to take 6 hours to deflate to 50 of its original volume how long will it take
you have sold 30 moles of calcium carbonate how many moles of calcium chloride would you need to produce the calcium
the rate constant of the elementary reactionnbspnoclg nbspno2gnbsp-----gtclno2g nbspnogisnbsp0527nbspl
rank the following elements in order of decreasing atomic size barium boron cesium fluorine and
when 250 ml of 05 m hcl is added to 300 ml of 04 m naoh in a coffee calorimeter at 27degc the temperature rises to
in precipitation after 3ml of calcium acetate solution is added to 10ml of sodium fluoride what will be the reaction of
a layer of copper welded to the bottom of a skillet weighs 159 g how much heat in j is needed to raise the temperature
ammonium phosphate nh43po4 is an important ingredient in many fertilizers it can be made by reacting phosphoric acid
in a reaction involving ironfe and oxygeno it was determined that 4166 grams of iron reacted with 1803 grams of oxygen
anbsp500l tank atnbsp462degc is filled withnbsp410g of boron trifluoride gas andnbsp604 g of carbon dioxide gas you can
ammonia nh3 chemically reacts with oxygen gas o2 to produce nitric oxide no and water h2o what mass of nitric oxide is
a 700 l tank at 286degc is filled with 182g of carbon dioxide gas and 497g of carbon monoxide gas you can assume both
need a balanced equation of chloromethylbenzene c6h5ch3clnbsp kmno4 mno2 need this to find the theoretical yield for