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1) As a forensic scientist, you may be required to present and defend your results in court. What additional (experimental) work could you undertake to ensure that a clever barrister could not demolish your evidence?
2) Julian Cleverdrawers, SC, barrister for the defence, in cross examining you, says "You found nitrite on the defendant's right and left hands, and on those of a number of other suspects. I put it to you that your results are meaningless, and cannot be used as evidence that my client fired the pistol".
How would you defend the quality your data?
In the gas phase dinitrogen tetroxide decomposes to gaseous nitrogen dioxide: N2O4(g) ? 2NO2(g)
In an automobile engine, at the end of the upstroke the piston is at its maximum height in a cylinder of exact dimensions. At this time, a precisely measured mixture of fuel and oxidant ignites to form gaseous products.
15.0mL of 0.50 HCl is added to a 100.0mL sample of 0.200 M HNO2. What is the equilibrium concentration of NO2. ions. (Ka for HNO2= 4.0 x 10^-4)
A sample of a gaseous compound of nitrogen and oxygen weighs 5.25 g and occupies a volume of 1.00 L at a pressure of 1.26 atm and temperature of -4.0 °C. Which of the following molecular formulas could be that of the compound
Balance the following redox equation in acid: VO2^+(aq) +Zn(s) --->VO^2+(aq)+Zn^2+(aq)
How many grams of methane CH4(g) must be combusted to heat 1.00 kg of water from 25 degrees celsius to 88 degrees celsius, assuming H2O (l) as a product and 100% efficiency in heat transfer
Utilizing Hess's Law to compute standard enthalpy change for decomposition of MgCl(s) to MgCl2(s) as well as Magnesium metal in Kj/mole Hf of MgCl2=-125kj and Hf of MgCl2(s)=-642 kj
Specified a unit less graph, explain how to determining whether or not the wave function is allowable for a bound system. The wave function must be able to be differentiated or must approach x=0. Define how to determining the allowably of the wave..
How many liter of hydogen are required to react with 1.9 l of Oxygen to make water at STP according to Avogadro's law.
question calculate the work done if a gas is compressed from 7.8 l to 2.6 l at constant temperature by a constant
You'll remember that the general project for this term involves creating an implementation plan for the new TUI learning management system.
What would the pH of a raindrop be if the concentration of CO2 increases to 600 ppm at 20 degrees C? Show all steps.
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