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an extension cord is used with an electric weed trimmer that has a resistance of 183 the extension cord is made of
a calculate the solubility in molesliter m for ba3po42 in pure water ksp 60 x 10-39 ignore any acidbase behaviorb
a variety of definitions have been proposed for use in identifying species for conservation includingproposal 1 a
trimyristin and myristic acid have similar melting points based on melting point measurements only how could one know
calculate the concentration of all species in a 001 m solution of nan3 the ka value for hydrazoic acid hn3 is 19 x
1 what did george cuvier contribute to our understanding of evolution2 what were the positive and negative aspects of
in the drawing the weight of the block on the table is 380 n and that of the hanging block is 175 n ignore all
a 2000 liter container holds 500 g of helium he aw 40gmol 500 g of nitrogen n aw 140gmol and 500 g of argon ar
the electric potential immediately outside a charged conducting sphere is 180 v and 100 cm farther from the center of
if you wanted to measure these animals the mouse and the insectand get a similar mass specific metabolic rate for both
a village maintains a large tank with an open top containing water for emergencies the water can drain from the tank
calculate the solubility in moll of feoh3 ksp 40 x 10-38 in each of the following situations a pure water assume that
an infinitely long line of charge has a linear charge density of 450times1012 cm a proton is at distance 180 from the
a plane flies 450 km east from city a to city b in 450 min and then 900 km south from city b to city c in 150 h assume
how many moles of oxygen are produced when 45 moles of potassium chlorate decompose
which mode of energy metabolism either endo- or ectothermy wouldbe more advantageousa in environments with low food
an elevator has mass 540 not including passengers the elevator is designed to ascend at constant speed a vertical
find the standard enthalpy of formation of ethylene c2h4g given heat of combustion -1411 kjmol hf co2 -3935kjmol hf
what is the difference between gibbs free energy and helmholtz free energy and which is more applicable to biological
a specific heat of gold is 129jg deg celsius what is the molar heat capacity of
how many molecules of n2 gas can be present in 25 l at 50 degrees celsius and
a 69 kg short track ice skater is racing at a speed of 11 ms when he falls down and slides across the ice into a padded
1 what is the scientific and latin name of elodeacanadensis2 would you argue that the similarities between the jaw of
a ball traveling in a circle with a constant speed of 3 ms has a centripetal acceleration of 4 ms2 what is the radius
05000 g of carbon hydrogen oxygen compound is burned if 07329g of co2 and 3000g of h2o are produced what is the