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Calculate the total heat capacity in J/degreeC for a bomb calorimeter that contains 2069g of water(Sp.Ht=4.18 J/g degreeC) 588g steel bomb (Sp.Ht.=0.88 J/g degreeC) 12g thermometer (Sp.Ht.=0.79 J/g degreeC)
10-ml volumetric flask an empty weighs 10.263 grams.nbsp the mass is 20.211 grams after filling to the mark with
A 10.0 L vessel at 20*C contains butane, C4H10(g), at a pressure of 2.00 atm. What is the maximum amount of work that can be obtained by the combustion of this butane if the gas is first brought to a pressure of 1 atm and the temperature is brough..
Calculate the pH of the buffer if 2.0 mL of 0.0125 M HCl is added to the buffer prepared in question 3. What is the % change in the pH of the buffer?
Suggest at least one characteristic absorption each in the IR spectra of 9 fluorenone and 9 hydroxyfluorene that could be used to distinguish between these two compounds
Propanol freezes at -89.5 degrees C and boils at 82.3 degrees C. What quantity of heat is needed to convert 10.0 g of solid 2-propanol at -89.5 degrees C to a vapor at 82.3 degrees C?
If 51.817 g of a hydrated salt is heated to remove the water and it is found that the dehydrated slat has a mass of 40.641, what is the % by mass of water in the hydrated salt
Compute the wt% Ag in ideal prousite (Ag3AsS3). What is the maximum quantity of silver (in try ounces) that can be extracted from a ton of ore containing 90 wt % quartz and quartz and 10 wt % ideal prousite ? 1 oz troy = 31.10323 g; 1 short ton = ..
Give a nanoscale interpretation of the fact that at the melting point the density of solid mercury is greater than the density of liquid mercury, and at the boiling point the density of liquid mercury is great than the density of gaseous mercury.
A solution is colorless in phenolphthalein and blue in bromcresol green. Therefore we can conclude that the pH of the solution
Copper has two naturally occurring isotopes. Cu-63 has a mass of 62.939 amu and relative abundance of 69.17%. Use the atomic weight of copper to determine the mass of the other copper isotope.
Students in the lab place some sodium chloride in the beaker and remassed it to obtain a mass of 73.25 grams using a digital balance. Find the mass of salt in the beaker.
how much heat is required to convert 27.0 grams of ethanol at 28 degrees celcius to the vapor phase at 78 degrees
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