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One mole of an ideal gas cp=7r/2 in a closed piston/cylinder is compressed from t1=100k p1=0.1 mpa to pf=0.7 mpa by the subsequent pathways. For each pathway, compute dU, dH, q, w(ec) at a)isothermal, b) constant volume, c) adiabatic
Critically evaluate your evidence on whether the limonene isolated from orange peels
Is there a list of hazardous or safe chemicals for Thailand? Where can I find it?
Compute the pH of .325L of a .545M NaHSO3- .295M Na2SO3 buffer before as well as after the addition of the subsequent substances. Compute the after the addition of 5.0ml of 0.240M HCL
You have discovered a new element with an atomic weight of 260 g/mol and a density of 30 g/cm3. If the atoms pack on a BCC lattice what is the hard sphere atomic radius R (in nm)
Calculate the effective radiation dosage (in Sieverts) for a 85-kg person who is exposed to 7.3 × 109 particles of alpha radiation. Assume that 85% of the radiation is absorbed,
NH3 is a weak base (Kb = 1.8 × 10-5) and so the salt NH4Cl acts as a weak acid. What is the pH of a solution that is 0.041 M in NH4Cl
if 100 ml of 0.100 m nacl is added to 100 ml of .01 m nacl what is the concentration of na ions in the final
determine delta h q w and delta e at 298 k and 1 atm for the complete reaction of 8.430 g of n2o4.n2o4g 2n2h4l 3n2g
State the condensed structural formula for the neutralization of salicylic acid with sodium hydroxide. State a reaction for the hydrolysis of aspirin into salicylic acid and acetic acid
what is the main overall driving force for any spontaneous reaction or
You are expected to design a car that works with photovoltaic panels. Assume that the driver is 75kg and the expected speed is 50km/hr.
How many pounds of coal (of heating value of 10,000 BTUs per pound) would be needed to provide the 100 quadrillion BTUs if the efficiency of conversion to electricity was 35%? What fraction of the US coal reserves (estimated at 250 billion short t..
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