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

Derive marginal productivity of capital : Determine whether the indicated products are competitive-complementary and derive marginal productivity of capital. |

Evaluate the struck balls velocity after the collision : A billiard ball moving at 6.00 m/s strikes a stationary ball of the same mass. find the struck ball's velocity after the collision |

Induced emf in the coil-induced current through the resistor : One hundred turns of insulated copper wire are wrapped around an iron core of cross-sectional area 0.100 m2. The circuit is completed by connecting the coil to a 10-ohms resistor. As the magnetic field along the coil axis changes from 1.00 T to 4... |

Obtain the impulse delivered to the ball by tennis racquet : A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 55.5 m/s and returns the shot with the ball traveling horizontally at 36.0 m/s in the opposite direction. find the impulse delivered to the ball by the tennis racq.. |

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 |

## Define the hybridization of the indicated atomGive the hybridization of the indicated atom in the following: (first draw the Lewis structure for each) a. Carbon in OCCl2 |

## What is the vapor pressure of a solutionat 25 degrees Celsius, the vapor pressure of water is 23.8 torr. What is the vapor pressure of a solution prepared by dissolving 65 grams of glucose in 150 grams of water? |

## Explain the balloon rises in the atmosphere to an altitudeA weather balloon is inflated to a volume of 26.1 L at a pressure of 755 mmHg and a temperature of 23.0. C The balloon rises in the atmosphere to an altitude, where the pressure is 375 mmHg and the temperature is -16.9. C assuming that that balloo.. |

## I the partial pressure of oxygen drops below 100 mmhgif the partial pressure of oxygen drops below 100 mmhg passengers become drowsy. if this happens oxygen masks are |

## Determine which flask has the smallest amount of waterDetermine which flask has the smallest amount of water vapour and which one has greater vapor pressure of H 2 O? |

## Explain the normal boiling point of pure waterThe normal boiling point of pure water is 373 K. As a solute dissolves in water, the boiling point of the solution will (a)Decrease (b)Change unpredictably (c)Remain the same (d)Increase |

## Explain the preparation and standardizationProper procedure for the preparation and standardization of ~300 mL of ~1 M NaOH solution against potassium hydrogen phthalate i.e., this is an acid/base titration, It is desirable for the acid and base |

## Compute the pzn of a solutionCalculate the pZn of a solution prepared by mixing 25.0 mL of 0.0100 M EDTA with 50.0 mL of 0.00500 M Zn2+. Assume that both the Zn2+ and EDTA solutions |

## Calculate the molality and molarity of an nh3 solutionCalculate the molality and molarity of an NH3 solution made up of 37.0 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL. |

## Explain the reaction takes place in a bomb calorimeterThe reaction takes place in a bomb calorimeter where 4.50g of glucose are burned. What is the heat capacity of the bomb if the temp. of the water in the bomb increases from 22.75 degrees Celsius to 25.32 degrees Celsius? I used qrxn = -Ccal*change.. |

## Explain standard enthalpy and free energyThe reaction X(s) ? X(g) is known at 25oC to have standard enthalpy, free energy, and entropy changes of 146.8 kJ, kJ, and 175.4 J/K. At what temperature (oC) does X(s) sublime? |

## Compute mass of precipitate nach2co3 solution is reactedCalculate mass of precipitate 500ml of 0200mool/L NaCH2CO3 solution is reacted with 200mL of 0.450mol/L AgNO3. If 13.8g of precipitate is collected what is the % yield |

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