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IT Projects are notoriously difficult to complete successfully and they are expensive to start with. Most failures can be attributed to issues not directly tied to technology issues, but rather issues of organizational behavior.What are some ways in which we can measure the success of our IT projects? What are some ways we can increase our chances of success?
Calculate the amount of heat liberated (in kJ) from 351 g of mercury when it cools from 88.0°C to 15.0°C.
Determine how much heat is released when 15.7 kilo grams of ethane forms If 112 kilo joule is given off per mole of ethene reacting,?
The half-life of carbon-14 is 5730 years.If only 5.46% of the carbon-14 initially present in a bone is found to exist after a given length of time has elapsed, how old is the bone
A supernatant from a saturated calcium hydroxide solution is titrated with a standardized hydrochloric acid solution to the methyl orange endpoint
Assuming that the temperature is 293K and using Redlich-Kwong equation of state, calculate the volume of ambient pressure (1 Bar) nitrogen that can be compressed into the cylinder.
Alpha helices are a type of secondary structure in proteins. what is the length of a 53-kDa single-stranded alpha-helical protein segment?
Calculate the work done (in joules) by a chemical reaction if the volume increases from 3.1 L to 3.5 L against a constant external pressure of 3.5 atm
Write an equation for the dissociation that occurs when NaCl is mixed with water. Calculate the effective molality for the NaCl mixture. 120 g of salt and 600 g of H2O
Bill's recipe for onion soup calls for 4.0 lb of thinly slicedonions. If an onion has an average massof 115 g, how many onions does Bill need
sample of a 0.116M potassium sulfate solution is mixed with 38.5mL of a 0.126M lead(II) acetate solution and this precipitation reaction occurs:
The enthalpy change at 25C and 1 atm for the complete burning of 1 mol of acetone in oxygen to give CO2(g) and H2O(l) is -1791kJ. Calculate the standard enthalpy of formation of acetone.
Given the reaction CH4+2O2-->CO2+2H2O, what amount of oxygen is needed to completely react with 1 mol of CH4?
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