A 73.6 kg weight-watcher wishes to climb a mountain to work off the equivalent of a large piece of chocolate cake rated at 514 (food) Calories. How high must the person climb? (1 (food) Calorie = 103 calories).

## Find the initial and final values of vapor pressureAn air mass has a temperature of 68F and 970hPa with a mixing ratio of 5 g/kg. Without any condensation or mixing the air mass now has a temperature of 50F and a pressure of 750hPa. Find the initial and final values of a) r, b) T(dew), and c) vapor p.. |

## What is the ratio of the cardinals magnitudeWhat is the ratio of the cardinals magnitude. One mole of tungsten (6 1023 atoms) has a mass of 184 grams, and its density is 19.3 grams per cubic centimeter. You have a long thin bar of tungsten, 2.3 m long, with a square cross section, 0.15 cm on.. |

## What is density of the planetA satellite is in a circular orbit very close to the surface of a spherical planet. The period of the orbit is 1.55 hours. What is density of the planet |

## What is the net force on the charge at the originThree point charges are on the x-axis. The first is located at -4 meters asn has a charge of -6 coulombs. What is the net force on the charge at the origin |

## Determine what is the focal length of the second lensObject O1 is 15.9 cm to the left of a converging lens with a 11.8-cm focal length. What is the focal length of the second lens |

## What is the permittivity of this oilA parallel-plate capacitor has a capacitance of c1 = 3.5 uF when filled with air and c2 = 23 uF when filled with a dielectric oil at potential difference of 12 V. What is the permittivity of this oil |

## Determine the final speed of the heavier objectTwo particles of masses m and 3m are moving toward each other along the x-axis with the same speed v. Determine the final speed of the heavier object |

## Determine the magnitude of the charge on each sphereTwo small metallic spheres, each of mass 0.20 g, are suspended as pendulums by light strings from a common point, what is the magnitude of the charge on each sphere |

## Determine the electrostatic potential energy of protonsThe "size" of the nucleus in Rutherford's model of the atom is about 1.00 fm = 1.00E-15 m. Determine (in MeV) the electrostatic potential energy of the pair of protons |

## Compute what is the emf of the batteryWhen the lights of an automobile are switched on, an ammeter in series with them reads 9.90 A and a voltmeter connected across them reads 11.80 V. what is the emf of the battery |

## Determine the rays angle from the normalA 1-cm-thick layer of water stands on a horizontal slab of glass. A light ray in the air is incident on the water 60 degrees from the normal. what is the ray's angle from the normal |

## How many hiroshima sized bombs would this beA nickel has a mass of about 5 grams. If all of this mass could be converted to energy, how many Hiroshima sized bombs would this be |

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