A 2.50-g sample of a large biomolecule was dissolved in 13.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C.

Determine the cost of equity : When you determine the cost of equity and cost of debt for a firm, which one can be found with greater accuracy and why do we have to calculate the WACC of a company? Does it have any practical applications |

Courtship display affect the evolutionary process : How do various behaviors of social dominance and courtship display affect the evolutionary process? What other behaviors might have an impact on evolution? |

Identify the causal hypothesis at issue : Select one question from numbers 2, 3, 5, 6, or 8-13, and create a response for each of the investigations listed from a through f. |

Should the firm proceed with the investment : Compute the Weighted Average Cost of Capital for the firm given that the firm can borrow from the bank. The balance sheet shows that there is $300 million of shareholder equity, and $100 million of long-term debt. |

Calculate the molar mass of the biomolecule : For carbon tetrachloride, the boiling point constant is 5.03°C · kg/mol, and the boiling point of pure carbon tetrachloride is 76.50°C. |

Compute the vapor pressure of this solution : Calculate the vapor pressure of this solution at 25.0 degrees C. At this temperature, the vapor pressure of pure water is 23.8 mmHg. |

Compose a list here of the geological terms : Was the dam itself of sound design and a product of quality construction? |

Discuss empowerment and empowerment theory : Discuss Empowerment and Empowerment Theory, The Strengths Perspective, and Resiliency and why this focus is a vital concept in the Generalist Practice. |

Explain the chemical equation for the conversion : If only 10ml of 3.0 M KOH were used in the alum preparation instead of the specified 25 ml,would KOH then become the limiting reactant? Write the chemical equation for the conversion of Al(s) to solid aluminum alum KAL(SO4)2*12H2O (S) |

## Tightening of bolt in the friction gripWhat difference does the tightening of bolt in the friction grip joint make to the load at first slip and the failure load. |

## Explain the necessity of super elevation in the designexplain the necessity of super elevation in the design of horizontal curve also prove that rv=v2/{g(fs+e)} |

## Determining the pressure head at the nozzle inletWater flows steadily through a horizontal nozzle. The nozzle inlet diameter is 6 in. At the nozzle outlet, where the pressure is atmospheric, the diameter is 2 in. Determine the pressure head at the nozzle inlet to produce a water jet velocity of .. |

## Bidding for the project assignmentShould Bernard bid for the project assignment? Why or why not? Does Bernard have an unfair advantage over firms having designed the project on which he wants to bid? |

## Filter in each filter cyclea) What flow rate (m 3/s) does the filter handle during production? b) What volume of water is needed for backwashing plus rising the filter in each filter cycle? |

## Estimate the undrained shear strength of clayPlot variation with depth from the top to Point C for σ' v and σ h when the soil is at rest and Estimate the undrained shear strength (c u ) of clay. (Assume the shear strengths to be 200 kPa and 2 kPa at Liquidity Index (IL) values of 0 and 1, res.. |

## Engine suspended from a spreader beamThe 3.5-Mg engine is suspended from a spreader beam having a negligible mass and is hoisted by a crane which exerts a force of 40 kN on the hoisting cable. Determine the distance the engine is hoisted in 2.4 s, starting from rest. |

## Embankment for a highwayAn embankment for a highway 30m wide & 1.5m in a compacted thickness is to be constructed from a sandy trucked from a borrow pit. the water contenet of the sandy soil in the borrow pit is 15%& its void ratio is 0.69. |

## Parabolic trajectory of the falling preyA hawk flying at 2 m/s at an altitude of 45 m accidentally drops its prey. The parabolic trajectory of the falling prey is described by the equation below until it hits the ground, where y is its height above the ground and x is its horizontal dis.. |

## Define deflection of a beamDeflection of a Beam, If a beam of lenght L is fixed at the ends and loaded in the centre of the beam by a point load of F newtons the deflection |

## Determine the minimum necessary clearance heightDetermine the minimum necessary clearance height of the overpass and the resultant elevation of the bottom of the overpass over the PVI. (ignore the cross-sectional width of the overpass) |

## Calculate the distance between two successive crestsA photograph is taken of a transverse wave travelling along a length of rope. At this instant the shape of the wave is described by y = (2 m) sin ((0.8 rad.m-1)x+0.8 rad). The speed of the wave is 2 m/s. Calculate the distance between two successi.. |

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