Calculate the fraction of space
Assuming that atoms are spherical, calculate the fraction of space which is occupied by atoms (i.e., the packing efficiency) in a metal with a face-centered cubic unit cell.
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The potential is known to vary with radial coordinates as V = 500p^2. The region 0.1 < p < 0.3 m is free space, (but may contain a charge density) while the surfaces at p = 0.1 and p = 0.3 m are good conductors. EXPLAIN EACH STEP AND NAM
than standard enthalpy of formation of Zn2+(aq) is -153.9 kJ/mol. how much heat is evolved when 0.1047g of Zn(s) reacts with excess hydochloric acid?
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The galvanic cell Zn (s) ¦ Zn2+(aq) ¦¦ Ni2+(aq) ¦ Ni (s) is constructed using a zinc electrode that weighs 32.68 g and is completely immersed in 325 mL. How long will it take for the cell to be completely discharged?
A camel sets out to cross the desert, which is 23 km wide in the north-south direction. The camel walks at the uniform speed 2.91 km/hr along a straight line in the direction 55.9? north of East (only the camel knows why he chose that particular d
The concentration of Cu2+ in one of the half cells is 1.5 * 10-3 M. what is the concentration of Cu2+ in the other half cell?
A pulsar lies 1000 light years from Earth. The average plasma concentration is 1 el/cc (note units!). Using the plasma dispersion relationship for group speed, what is the group delay between a pulsar pulse received at 1 GHz and at 800 MHz??? P
individual suffering from a high cholesterol level in her blood has 248 of cholesterol per 100 of blood. If the total blood volume of the individual is 5.4 , how many grams of total blood cholesterol does the individual's body contain?
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