An aluminum cylinder weighs 1.00 N. When this same cylinder is completely submerged in alcohol, the volume of the displaced alcohol is 3.85 10-5 m3. If the cylinder is suspended from a scale while submerged in the alcohol, the scale reading is 0.752 N. What is the specific gravity of the alcohol?

Evaluate the equilibrium constant of n204 : Given this reaction at equilibrium N204?-? 2N02 calculate the equilibrium constant (Keq) If the concentration of N204 and NO2 are 0.0238 M and 0.196 M respectively |

How far does the canoe move during this process : A 47.0 kg woman stands up in a 70.0 kg canoe of length 5.00 m . She walks from a point 1.00m from one end to a point 1.00m from the other end. how far does the canoe move during this process |

Applying a constant horizontal force of magnitude : A worker pushing a 35.0-kg wooden crate at a constant speed for 11.5 m along a wood floor does 320 J of work applying a constant horizontal force of magnitude F0 on the crate. (a) Determine the value of F0. (b) If the worker now applies a force great.. |

Determine at what speed is the water in the hose moving : A nozzle of inner radius 1.00 mm is connected to a hose of inner radius 7.97 mm. The nozzle shoots out water moving at 25.0 m/s. At what speed is the water in the hose moving |

What is the specific gravity of the alcohol : An aluminum cylinder weighs 1.00 N. When this same cylinder is completely submerged in alcohol, the volume of the displaced alcohol is 3.85 10-5 m3. What is the specific gravity of the alcohol |

Implications of the statement momentum is conserved : To understand the vector nature of momentum in the case in which two objects collide and stick together. In this problem we will consider a collision of two moving objects such that after the collision, the objects stick together and travel off as.. |

Sinusoidal electromagnetic wave having magnetic field : A sinusoidal electromagnetic wave having a magnetic field of amplitude 1.35 mu T and a wavelength of 434 nm is traveling in the +x direction through empty space. What is the frequency of this wave? Hz What is the amplitude of the associated electric .. |

How large is the force exerted by the right-hand cable : A house painter is standing on a uniform, horizontal platform that is held in equilibrium by two cables attached to supports on the roof. How large is the force exerted by the right-hand cable |

Two circular loops with different currents but same radius : In Figure (a), two circular loops with different currents but the same radius of 10. cm, are centered on a y axis. They are initially separated by distance L = 7.5 cm, with loop 2 positioned at the origin of the axis |

## For what wavelength of light will first-order dark fringeA bat emits a sound whose frequency is 91.20 kHz. The speed of sound in air at 20 degrees Celcius is 343m/s. However the air temperature is 38.8 degrees Celcius, so the speed of sound is not 343m/s. imagine that air behaves like an ideal gas, and .. |

## Calculate what was the balls initial speedA ball is thrown horizontally from the roof of a building 45.0m tall and lands24.0m from the base. What was the ball's initial speed |

## Find the object distance do of the tree from the mirrorA mirror produces an image of the sun, and the image is located 0.9800 m from the mirror. The same mirror is then used to produce an image of the tree. find the object distance do of the tree from the mirror |

## What is the minimum current in the rodWhen a potential difference of 166 V is applied to the plates of a parallel-plate capacitor, the plates carry a surface charge density of 32.0 nC/cm2. What is the spacing between plates. |

## Determine the electron current in the filamentThe current in a 100 watt lightbulb is 0.740 A. The filament inside the bulb is .230 mm in diameter |

## Find the velocity of the first ball bearing after collisionA ball bearing rolls along a smooth horizontal tabletop, and crashes head-on into a second ball bearing of half its mass. find the velocity of the first ball bearing after the collision |

## Find the distance traveled during 3rd secondA particle has initial velocity 5 m/s due east and acceleration 2 m/s^2 due west. Find the distance traveled during 3rd second of the motion. |

## What is the charge of each ionThe magnitude of the electrostatic force between two identical ions of mass 4.760×10-26 kg that are separated by a distance of 8.20 nm is 1.682×10-10 N. What is the charge of each ion |

## Find the ratio of surface areasTwo spherical balls have volumes in the ratio of 27:1. What is the ratio of their surface areas |

## Find the theoretical value of kinetic energy at the bottoma glider of 500 gr. is 10 cm. above the table at the beginning of its motion and 6 cm. above the table at the end. what is the theoretical value of kinetic energy at the bottom |

## What rotation period will provide normal gravityIt is proposed that future space stations create an artificial gravity by rotating, What rotation period will provide "normal" gravity |

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