Cork shoots out of a champagne bottle
A cork shoots out of a champagne bottle at an angle of 35 degrees above the horizontal. if the cork travels a horizontal distance of 1.3 m in 1.25 s, what was its initial speed?
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Determine L , in cm, if the manometer liquiud is mercury with a density of 13.59 g/cm^3 and the gas pressure is 1.3 bar. A barometer indicates the local atmospheric pressure is 750 mmHg.
Saturated water vapor at 400? is heated at constant pressure until its volume has doubled. Determine the final temperature using the ideal gas equation of state, the compressibility charts, and the steam tables.
For the reaction: CO(g) + Cl2 = COCl2(g) at aparticular temperature K= 6.66e-12, when all concentration areexpressed in mol /L. Pure COCl2 is added to 1L flask. Atequilibrium, it is found that .25 mol of COCl2 remains. What is the equilibrium conc
A mass on a spring vibrates in simple harmonic motion at a frequency of 4.0 Hz and an amplitude of 8.0 cm. If a timer is started when its displacement is a maximum (hence x = 8 cm when t = 0), what is the displacement of the mass when t = 3.7 s?
Determine the final temperature of a gold nugget (mass=376g)that starts at 398 K and losses 4.85 kj of heat to a snowbank whenit is lost. The specific heat capacity of gold is 0.128 J/gC.
Then use Archimedes' principle to find the density required for the air inside the balloon. Then find the temperature of the air inside the balloon.
A student collectedhydrogen gas in a buret by displacing water at 26.0C. the buretcould not be submerged deep enough in a water bath to equilaize the pressure.
What can you expect his average sales to be for the month?
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