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?
What kinds of plots are useful in data screening?What can you do if your data do not meet the assumptions of your statistic
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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