25.0ml of a 4.21M HCL solution at 25.2C and 50.0ml of a 2.2M NaOH solution at 25.2C are reacted together to give a temperature of 44.1C. The specific heat of the solution is 3.88 J/g-degree and it weighs 76.6g. First determine which is the limiting reagent, then calculate the heat produced by the reaction (q), and molar heat of the reaction (H) using the above equations

Determine norm inclusion amount : On june 1, 2009, norm leases a taxi and places it in service. the lease payments are $1,000 per month. assuming the dollar amount from the irs table is $241, determine norm's inclusion amount. |

Distinctly different sio2 minerals occur like stishovite : In places where meteor impacts have occurred, such as Meteor Crater, other distinctly different SiO2 minerals occur, such as stishovite and coesite. |

Murders are committed by women : Experts claim that 10% of murders are committed by women. is there enough evidence to reject the claim if in a sample of 67 murders, 10 of them were committed by women? use a significance level of .01 |

What does suggest about the regulation of atg expression : Autophagy is negatively regulated by a complex called mTorc1. When researchers inhibited mTORC1 , the genes related to autophagy(ATGs) were not expressed.What does this suggest about the regulation of ATG expression? |

Calculate the heat produced by the reaction : 25.0ml of a 4.21M HCL solution at 25.2C and 50.0ml of a 2.2M NaOH solution at 25.2C are reacted together to give a temperature of 44.1C. |

Installments and first payment : Suppose you borrowed $20,000 at a rate of 8.5% and must repay it in 5 equal installments at the end of each of the next 5 years. How much would you still owe at the end of the first year, after you have made the first payment? |

Write the marginal revenue function of the dominant firm : What price should the leader charge to drive all the small firms out of the market? Write the marginal revenue function of the dominant firm. |

What is the inbreeding coefficient for the population : Given a population with two alleles at a single locus: A1 and A2, where p = 0.65. If the population has an inbreeding coefficient of 0.43, what are the expected frequencies of the genotypes? |

Find the value of t a/2 : Find the value of t α/2 and n = 18 for the 99% confidence interval .B. find the value of t α/2 and n = 15 for the 98% confidence interval. |

## What mass of aluminum chloride is presentAluminum nitrate and ammonium chloride react to form aluminum chloride, nitrogen, and water. what mass of aluminum chloride is present after 74.7 g of aluminum nitrate and 56.8 g ammonium chloride have reacted completely. |

## Explain why is sugar stable under standard conditionsRapid Burning of Sugar Versus Its Stability Against Oxygen, Why is sugar stable under standard conditions. |

## Calculate the number of moles of pf3 produced1.00 mol of phosphorus reacted with excess fluorine: P4 + 6F2 -> 4PF3 Calculate the number of moles of PF3 produced, assuming the reaction went to completion |

## What quantity of heat, in joules, is requiredThe specific heat of silver is 0.235 J/g·K. Its melting point is 962°C, and its heat of fusion is 11.3 kJ/mol. What quantity of heat, in joules, is required to change 7.50 g of silver from solid at 25°C to liquid at 962°C? |

## How many moles of h are presentIf 3.93 g of sodium borohydride contains 2.5 × 10^23 H atoms, how many moles of H are present in 36 cm^3 of sodium borohydride (of density 1.074 g/cm^3)? Answer in units of mol |

## Electron donor and receptor in metal complexesElectron Donor and Receptor in Metal Complexes, In the first step of the catalytic cycle, the alkene bonds to palladium to make a new metal complex The alkene is now a ligand because the pi-bond of the alkene is donating some of its electrons to p.. |

## Explain need to sample from a concentrationHow long would you need to sample from a concentration of 1000 PPM using a flow rate of 50 ml/minute to collect 100 mg of material? |

## Write the product and balance the equationCompute the number of mL of 2.00M H2SO4 required neutralizing 125.5mL of 1.2M KOH |

## Calculate amount of heat required to sublime dry iceCalculate the amount of heat required to completely sublime 78g of solid dry ice at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3kJ/mol . |

## Determine the concentration of o3 in airdetermine the concentration of O3 in air sample (in ppm)If 10,000 Litres of air bubbled through iodide solution and back titrated with 19.4 mL of a 1.2x10-4 M Sodium thiosulfate, also spelled sodium thiosulphate solution to reach equivalence,? |

## How many grams of propanol is neededHow many grams of propanol (C3H7OH, 60.10 g/mol) would be needed to make 750 mL of a solution with an osmotic pressure of 25 atm at 25°C? (R = 0.0821 L/atm/K/mol) |

## Explain a suitable mechanism for the cleavageWrite a suitable mechanism for the cleavage of butyl isopropyl ether with HI at 100 degrees Celsius to form exclusively isopropyl alcohol and 1-iodobutane. |

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