the speed of light in a certain material is measured to be 2.2*10^8 m/s. what is the index of refraction of this material c=3*10^8 m/s

Explain what is the vapor pressure of a solution of biphenyl : Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure benzene is 100.84 torr. What is the vapor pressure of a solution made from dissolving 17.1 g of biphenyl in 27.5 g of ben.. |

What is the index of refraction of given material : the speed of light in a certain material is measured to be 2.2*10^8 m/s. what is the index of refraction of this material |

Describe the characteristics of restlifes portfolio : Describe the characteristics of RestLife's portfolio, including the portfolio's exposures and how can RestLife transform their existing portfolio to allow them to gain exposure that is aligned with RestLife's beliefs? Provide a menu of alternatives.. |

Write complete ionic and net ionic equations for given eqtns : Write complete ionic and net ionic equations for each of the following molecular equations. a. 2HNO3(aq) + Mg(OH)2(s) ----- > 2H2O(l) + Mg(NO3)2(aq) Nitric acid, HNO3, is a strong electrolyte. |

What is the index of refraction of given material : the speed of light in a certain material is measured to be 2.2*10^8 m/s. what is the index of refraction of this material |

Lilly li apparel is a manufacturer of fashion apparel : 1. Identify four problems with the system and describe how you would remedy each of them |

Write formulas of the compounds and an arrow followed by nr : You mix aqueous solutions of sodium iodide and lead(II) acetate. If a reaction occurs, write the balanced molecular equation and the net ionic equation. If no reaction occurs, indicate this by writing the formulas of the compounds and an arrow fol.. |

Find the impedance of the given combination : An RL series circuit has R = 72.0? and L = 2.20mH . The series combination is connected across a 155V (rms), 58Hz power supply. Find the impedance of the RL combination |

The budgetary accounts required by gasb standards : The County Commission of Brook County adopted its General Fund budget for the year ending June 30, comprising estimated revenues of $3,200,000 and appropriations of $2,900,000. Brook County utilizes the budgetary accounts required by GASB stan.. |

## Evaluate how deep is the tankWhen the afternoon Sun reaches an angle of 27.0° above the horizon, sunlight ceases to illuminate the bottom of the tank. Evaluate how deep is the tank? |

## Where is the fourth mass locatedA rectangular air mattress is 2.10m long, 0.48m wide and 0.09 m thick. If it has a mass of 2.30 kg, what additional mass can it support in water. |

## Define the term f1 and f2A point source of light is 200 cm below the surface of a body of water. Find out the diameter of the circle at the surface through which light emerges from the water. |

## Explain how much time does it take for the shipUsing their ship’s engine, they pull on the asteroid with a force of 490 N. Initially the tug and the asteroid are at rest, 450 m apart. Explain how much time does it take for the ship and the asteroid to meet? |

## Explain the angle of final displacement from starting pointA 54.00 kg bungee jumper has fallen far enough that her bungee cord is beginning to stretch and resist her downward motion. Find out the force (magnitude and direction) exerted on her by the bungee cord at an instant while her downward acceleratio.. |

## Find the approximate energy of each emerging photonAn electron and a positron each of mass 9.1 x 10^-31 kg, are in the same general vicinity and have very small initial speeds |

## Illustrate what is the coefficient of static frictionIllustrate what is the coefficient of static friction between the chair and the floor? What is the coefficient of kinetic friction between the chair and the floor? |

## How many electrons would one grain have to pick upAn open-pit coal mine consumes 96 hectares of land, down to the depth of 26 m, each year. What volume of earth, in cubic kilometres, is removed in this time. |

## What is the height of the shellAn artillery shell is launched on a flat, horizontal field at an angle of ? = 41.6° with respect to the horizontal and with an initial speed of v0= 327 m/s, What is the horizontal distance covered by the shell |

## How far does it travel in the next secondA small block is released from rest at the top of a frictionless incline. The block travels a distance 0.263 m in the first second after it is released |

## What was the initial speed of the rockA rock is thrown downward into a well that is 8.90 deep. If the splash is heard 1.20 seconds later, what was the initial speed of the rock? Take the speed of sound in the air to be 343 m/s. |

## Express the directional angle as an angleThe three displacement vectors in the drawing have magnitudes of A = 5.47 m, B = 5.43 m, and C = 3.91 m. Find the resultant ((a) magnitude and (b) directional angle) of the three vectors by means of the component method. Express the directional an.. |

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