The addition of H2 to double bonds is an important reaction used in the preparation of margarine from vegetable oils. If 50.0 mL of H2 and 50.0 mL of ethylene (C2H4)are allowed to react at 1.5 atm, the product ethane (C2H6) has a volume of 50.0 mL. Calculate the amount of work done, and tell the direction of the energy flow.

Timetabling system - write an sql function : With the new UNSW timetabling system, the LIC of each course is required to specify what facilities they require in their classrooms as one of the inputs to the timetabling process. Write an SQL function to provide a list of rooms that contain a g.. |

How many grams of sodium acetate must be added : how many grams of sodium acetate must be added to 1.00 L of a .200 M acetic acid solution to form a buffer of 4.20? Ka value for acetic acid is 1.8x10^-5. |

Write steps take to get a random sample : If you know you need a sample size of 1,063 out of 300,000 to get a 95% confidence level and a 3% confidence interval what steps would you take to get a random sample? |

Evaluating earnings quality : Which one is not a main question when you evaluate earnings' quality? |

Calculate the amount of work done : The addition of H2 to double bonds is an important reaction used in the preparation of margarine from vegetable oils. If 50.0 mL of H2 and 50.0 mL of ethylene (C2H4)are allowed to react at 1.5 atm, the product ethane (C2H6) has a volume of 50.0 mL.. |

How many boxes does gentry expect to purchase : Gentry Company produces speaker systems for trucks. Estimated sales (in units) in January are 20,000; in February 25,000; and in March 22,000. Each unit is priced at $45. Gentry wants to have 25% of the following month's sales in ending inventory. |

General overview of the rfp : General overview of the RFP•The business requirements for the project, including the specific items (products and services) on which the suppliers are bidding and any information on costs.•Due date of the proposal (proposal deadline)•Instructions on .. |

Question regarding prime polynomials : Give an example of a polynomial of a degree 2 that satisfies the following two conditions: (1) the coefficient of x^2 is 1 and (2) the polynomial cannot be factored. Explain why the polynomial cannot be factored. |

How should clyde treat payment on his 2010 tax return : This is a tax research problem - Clyde had work for many years as the chief executive of Red Industries, and had also been a major shareholder. Clyde and the company had a falling out, and Clyde was terminated. |

## Find ratio of the atomic mass of silicon to hydrogenFind ratio of the atomic mass of Silicon to Hydrogen if every 100g of SiH4 contains 87.45g of Si and 12.55g of H. |

## What do you thinkDo you think a comparable spill of a water-insoluble liquid that has a density of 1.20g/mL would have been as harmful to waterfowl and aquatic mammals. |

## Determine what would be the total volumeDetermine What would be the total volume in the graduated cylinder if density of Ag= 10.5 g/mL.? |

## What is the partial pressure of oxygenA gaseous mixture of rm O_2 and rm N_2 contains 36.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 485 mmHg. |

## Determine the molecule weight of the liquiddetermine the molecule weight of the liquid and the density of the vapor under these condition? |

## Compute the molarity of the solutionCompute the a)molarity of the solution, b)molality of the solution, c) mole fraction of Ammonia. |

## Explain relationship between coordination number and packingWhat is the relationship between coordination number, packing, and density (as mass/volume). How do the two more efficient forms of packing compare regarding volume. |

## Calculate the diameter of a round swimming poolA. Epinephrine, C9H13NO3, has a concentration of 10-10 M in circulating blood. Calculate the diameter of a round swimming pool with a water depth of 2.0 M that would be needed to dissolve 1.0 g (about a teaspoon) of epinephrine. |

## What energy change occursConsider the following thermochemical equation: CH4(g) + I2(g) --> CH3I(g) + HI(g) Enthalpy Value = +23 kJ |

## Reaction between ferric chloride and lime slurryWrite the reaction between ferric chloride and lime slurry that results in precipitation of Fe(OH)3. For a dosage of 40 mg/l FeCl3: What is the required stoichiometric addition of lime expressed as CaO? |

## What gas are evolved from the acidified solutionwhat gas are evolved from the acidified solution of hydrolyzed albumin? write equationfor the reaction of the gas with lead II acetate? |

## Determine the mass of liquid propylene glycolDetermine the mass, of: a.30.0 mL of the liquid propylene glycol, a moisturizing agent for foods, |

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