What is the average thickness of the sheet in meters
if a 210 mg piece of gold (density=19.32 b/cm^3) is hammered into a sheep measuring 2.3*10 ft. what is the average thickness of the sheet in meters?
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What is a column? what factors determine the amount of load that causes it failure and the manner in which it fails?
Discuss some of the advantages of PLCs over relay logic circuits. How do we decide to use either a PLC or a relay logic circuit for a given control process?
Sodium vapor lamps, used for public lighting, emit yellow light of wavelength 580 nm. How much energy is emitted by an excited sodium atom when it generates a photon? Answer in units of J.
Calculate the total pressure (in atm) of a mixture of 0.0270 mol of helium, He, and 0.0200 mol of oxygen, O2, in a 4-L flask at 20°C. Assume ideal gas behavior.
An engine block with a surface area measured to be 0.90m2 generates a power output of 55 kW with a net engine efficiency of 35%.
Calculate the amount of heat required to completely sublime 88.0 g of solid dry ice CO2 at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 kJ/mol.
Using the values for the mass of p-dichlorobenzene, its molar mass (147.01 g/mol), and the mass of cyclohexane solvent that you used, calculate and enter the molality of the p-dichlorobenzene solution to three significant digits, e.g. 0.484
2.00 x10^2 mL of .744 M HCl is mixed with 2.00 x 10^2 mL of .372 M Ba(OH)2. how many moles of water are produced in the reaction
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