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the femur bone in a human leg has a minimum effective cross section of 275 cm2 how much compressive force can it
two long barges are moving in the same direction in still water one with a speed of 10 kmh and the other with a speed
a projectile proton with a speed of 1300 ms collides elastically with a target proton initially at rest the two protons
in the figure a block of mass m 14 kg is released from rest on a frictionless incline of angle theta 27deg below the
mickey a daredevil mouse of mass 00199 kg is attempting to become the worlds first mouse cannonball he is loaded into a
an adult dolphin weighs around 1660 n how fast must he be moving as he leaves the water vertically in order to jump to
a car is traveling at an angular acceleration of 004 rads2 on a circular part of a road if the radius of the circular
the burj khalifa in dubai is the worlds tallest building the structure is 828 m 27165 feet and has more than 160
about 100 years or so ago some critics claimed that rocket propulsion in outer space would never work because in outer
what weight of bacl 2h0 fw 24425 is needed to react with 01503 g of agno fw 1699 g agcl fw- 14332 what is the weight of
when performing a mass to mass stoichiometry problem explain why masses must be converted to moles rather than directly
the purity of a substance will often affect the melting and boiling points this is used by chemists to assess the
the metabolism of glucose gives the same products although the glucose reacts with oxygen in a series of steps in the
consider a factory that makes propanol c3h8o what is the maximum mass in mg of c3h8o that could be synthesized from
what is the complete nuclear equation showing the decay of sulfur-35 by beta emission what happens in this
nitrogen gas reacts with hydrogen gas to produce ammonia by the following equationn2g3h2grarr2nh3gn if you have 317 g
2c4h10g13o2grarr10h2og8co2gcalculate the mass of water produced when 207 g of butane reacts with excess oxygencalculate
a 4000 g metal bar requires 6446 kj of energy to change its temperature from 180 ordmc to 950 ordmc what is the
phosphorus-33 is a radioactive isotope which decays by beta emissionnbspwhat is the complete nuclear equation for this
diesel fuel is burned in a light truck the excess air used is 20 because of operational conditions in the engine 10 of
treatment of a 0400 g sample of impure potassium chloride with an excess of agno3 resulted in the formation of 07332 g
exactly 5000 ml of an hci solution required 2971 baoh2 to reach an end point the molarity of the hci ml of 001963 point
cocl2 decomposes to co and cl2 initially the pressure is 1 atm when cocl2 is injected after equilibrium the total
list one or two criteria needed in order for two liquids to form an ideal solution that follow raoults
a dryer works continuously to dry grain it performance is constant at 423 kg of water removed per hour at the entrance