A child complains that her milk is too hot. It is indeed too hot at 90o C. Her mother pours 80 g of cold milk at 7oC to the 160 g milk already in the cup. If the specific heart capacity of milk is 3800 J.kg-1.K-1, what is the temperature of the mixture now?

Discuss the varying views of the criminal justice system : Discuss the varying views of the criminal justice system as it currently operates: the process, network and non-system. Do the three justice components (police, courts, corrections) constitute a true system? |

Evaluate the ph of a solution made by adding sodium acetate : Calculate the pH of a solution made by adding 40. g of sodium acetate, NaCH3COO, to 21 g of acetic acid, CH3COOH, and dissolving in water to make 700. mL of solution |

What is the net present values assumption : what is the net present values assumption about how cash flows are re-invested? |

Determine what would be the flow rate in gpm : Suppose that a water treatment plant has a Parshall Flume with a 4 ft wide throat. a) If the upstream depth of the water (ha) is 1 ft and the depth of the water in the throat section (hb) is 0.65 ft, what is the flow rate in gpm |

Obtain the temperature of the mixture : A child complains that her milk is too hot. It is indeed too hot at 90o C. what is the temperature of the mixture |

What is the firms afn for 2006 : Grossman's balance sheet shows the following current liabilities: accounts payable of $45,000, notes payable of $25,000, and accrued liabilities of $45,000. Based on the AFN equation, what is the firm's AFN for 2006? |

Thermochemical equation- determine the enthalpy change : Given the following thermochemical equation: NO(g) + O3(g) ---> NO2(g) + O2(g) delta H= -198.9 KJ/mol O3(g) ----> 3/2 O2(g) delta H= -142.3 KJ/mol O2(g) ----> 2O(g) delta H= +495 KJ/mol determine the enthalpy change for the reaction: 2NO2(g) ---->.. |

What is the value of the stock to an investor : New age inc. paid a dividend yesterday of $2.00 per share, new age management expects the dividend to increase next year to $3.00 annually. if the dividend is expected to stay at $3.00 per yera for the foreseeable future. |

Determine what is the final temp and the final mass of air : an insulated tank is evacuated. Air from the atmosphere at 12 psia and 70 degrees farenheight is allowed to flow into the 100 cubic foot tank. What is the final temp and the final mass of air in the tank just after flow ceases. |

## Determine the expected frequency shiftThe Doppler effect can be used to measure flow rates in blood. A sound wave is transmitted into a vein or an artery, What is the expected frequency shift |

## Calculate the angular momentum of the massThe motion of a 25.0 kg mass on the end of a string is uniform circular motion. The magnitude of the tangential velocity of the mass is 5.0 m/s, Calculate the angular momentum of the mass |

## What is the lifetime according to a hypothetical personSuppose a pion is moving at a speed of 0.986c, and an observer who is stationary in a laboratory measures the pion's lifetime to be2.7 × 10-8 s. What is the lifetime according to a hypothetical person who is riding along with the pion |

## Is the image in part a in front of or behind the second lensA lens with a focal length of 25 is placed 40 in front of a lens with a focal length of 5.0. How far from the second lens is the final image of an object infinitely far from the first lens? Is the image in part a in front of or behind the second l.. |

## Find the acceleration of bodyBody A weighs 104 N, and body B weighs 30 N. The coefficients of friction between A and the incline are ?s = 0.56, Find the acceleration of A if A is initially at rest |

## Compute the speed of the carAt rest, a car's horn sounds the note A (440 Hz). The horn is sounded while the car is moving down the street, What is the speed of the car |

## How old are these bonesThe bones of a saber-toothed tiger are found to have an activity per gram of carbon that is 15.3% of what would be found in a similar live animal. How old are these bones (in years) |

## How far from the gun does the other fragment landA shell is fired from a gun with a muzzle velocity of 25 m/s, at an angle of 60° with the horizontal. How far from the gun does the other fragment land |

## The centripetal and tangential accelerations are equalThe acceleration of gravity is 10 m/s2. What is the acceleration of a 39 kg pail of cement that is pulled upward (not sideways) with a force of 421 N? Answer in units of m/s2. |

## Determine the maximum speed attained by the objectAn object with mass 3.0kg is executing simple harmonic motion, attached to a spring with spring constant 320N/m, Calculate the maximum speed attained by the object |

## Describe a particular innovation in a specific fieldThe double slit experiment explains wave interference. Describe a particular innovation in a specific field |

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