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What is the heat change in J associated with 37 g of gaseous methanol at 89 oC changing to liquid at -64 oC?
Calculate acidity of sample and express in % (w/v) CH3COOH. show complete solutions and please don't cite websites or like
A small bubble rises from the bottom of a lake, where the temperature and pressure are 8ºC and 6.4 atm, to the water's surface, where the temperature is 25ºC and pressure is 1.0 atm.
draw,clearly showing the bonding between atoms, the simplest alkane molecule consisting of hydrogen and carbon, describe the molecule shape and bond angles.
A steel container with a volume of 500.0 mL is evacuated, and 25.0 g of CaCO3 is added. The Container and contents are then heated to 1500 K, cuasing the CaCO3 to decomposed completely
Draw a flow chart showing the procedure and the observations to be expected at each step with each of the possible cations.
The pH after adding 10. mL of .10 M NaOH is 4.31. Calculate the total volume of .10 M NaOH that the buffered sample can absorb
at 25 degrees C calcium fluoride has a solubility product constant Ksp= 3.0*10/\(-11). If enough CaF2 is added to saturate the following solutions, determine the equilibrium concentrations
find the time required for the total pressure in the system containing N2O5 at an initial pressure of 0.1 atmospheres to raise to 0.145 atmosphere
Determine the order of the reaction and write a narrative of your approach to determine its order. What is the rate constant for the reaction?
What would be the electron configuration of the elements: 2NaOH(aq) + CuCl2(aq) yields 2NaCl(aq) + Cu(OH)2 (s)
Does the octet rule mean that a diatomic molecule has 16 valence electrons? Select from the following:
If 0.214 mol of argon gas occupies a volume of 652 mL at a particular temperature and pressure, what volume would 0.375 mol of argon occupy under the same conditions?
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