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200 grams of iron at 100 degrees c is dropped into aninsulated beaker containing 500 grams of water at 20 degrees
what reasons can you give that paracetamol is much milder on the stomach than either asprin or
suppose that a certain biologically important reaction is quite slow at physiological temperature 37c in the absence
1 a persons blood alcohol c2h5oh level can be determined by titrating a sample of blood plasma with a potassium
a magnetic dipole with a dipole moment of magnitude0016 jt is released from rest in auniform magnetic field of
paracetamol is similar to asprin in that p-aminophenol is reacted with acetic anhydride and yet the amino group is
identify the acid and the base in the following reactions type your answer using the format co2 for co2 nh42co3 for
give the balanced net ionic equations with states of matter indicated for the process taking place when the named
if solvent evaporates during an experiment what effect if any would this have on the freezing point determined for the
osmosis is the process responsible for carrying nutrients and water from groundwater supplies to the upper parts of
if 2695 ml of a standard 01650 m naoh solution is required to neutralize 3717 ml of h2so4 what is the molarity of the
what is the molar concentration of a h2so4 solution if a 75 ml sample requires 15 ml of a 155 m solution of naoh to
a solution is prepared by adding 500 ml of 0050m hbr to 1500 ml of 010m hi calculate the concentration of all species
a 3000-kg truck runs into the rear of a 1000-kg car that wasstationary the truck and car are locked together after
a gas is compressed from an initial volume of 545 l to a final volume of 121 l by an external pressure of 100 atm
starting with bcl3 give the steps for the synthesis of the following compounds indicate the organic compounds or
predict what a plot of temperature versus the volume of distillate will look like for the simple distillation and the
a piece of silver with a mass 374g has a heat capacity of 885jdegrees c what is the specific heat of
can you please explain to me the process of how to calculate the energy in kjmol required to remove one electron in the
a ball rolls horizontally off the edge of a tabletop that is50 ft hight it strikes the floor at a point 40 ft
a sample of 100 g of lead ii nitrate is mixed with 130 ml of 0102 m sodium sulfate solution write a balanced chemical
a 85 kg man in a 60 kg chair tilts back so that all the weight isbalanced on two legs of the chair assume that each leg
calculate the heat released when 206 g of ice cooled from 0 degrees c to -10 degrees c the specific heat of ice is 209
the question i want you to answer is which chiral centers have different chirality in d-glucose as compared to l-gulose