How many iron atoms are within a unit cell
How many iron atoms are within a unit cell? Metallic iron crystallizes in a cubic lattice the unit cell edge length is 287 pm. The density of iron is 7.87 g/cm3.
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How much should be invested now to provide X in thirty years, 3x in forty years, and 9x in fifty years? Suppose that fund continues to perform as it has in past.
Suppose that 4.06 x 106 kJ are required to heat a swimming pool. If this energy is derived from the combustion of methane (CH4) at standard conditions (25 oC and 1 atm) explain what volume in liters of methane must be burned?
A car of 1200 kg is moving at 5 m/s east. It hits an 1800 kg car at rest. The cars encompass an elastic collision and move in the east or west direction. The velocity of the car of 1800 kg after the collision is??
Determine how many times faster would this reaction be if the reaction temperature is 50.0 0C? A certain reaction with activation energy of 64.5 kJ/mol, runs at the 25.0 0C and its rate is calculated.
Compute the probability that the final selection of 2 or fewer subset members were all One A Day multiple vitamin users. Compute the probability that the final selection of more than 1 subset members were all One A Day multiple vitamin users.
Let, consider a phototube having a cathode made of Sodium metal: i) Determine the longest wavelength which will generate photoelectrons when no voltage is applied to the phototube?
Discuss why the Cell Membranes are disrupted from a slight cooling? For example, I did a lab and the plasma membranes were disrupted more at 5 degrees Celsius than they were at room temp.
Magnesium nitrate (Mg (NO3)2) solution is mixed with the potassium carbonate solution (K2CO3). Write down the balanced molecular equation describing this reaction using the appropriate. State subscripts.
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