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Question
The metal iron crystallizes in a body-centered cubic lattice. If the density of iron is 7.87g/cm3, what is the unit cell edge length?A) 287 pm
B) 77.6 pm
C) 75.0 pm
D) 61.6 pm
E) 228 pm
Answer
This answer is hidden. It contains 1 characters.
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Q:
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Q:
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Q:
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Q:
If a reaction is first-order with respect to a particular reactant, when the concentration of that reactant is increased by a factor of 2, the reaction rate will _____.
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Q:
For a certain first-order reaction with the general form aA → products, the rate is 0.32 M·s-1 when the concentration of the reactant is 0.29M. What is the rate constant for this reaction?A) 0.26 s-1B) 1.1 s-1C) 0.32 s-1D) 3.1 s-1E) 3.8 s-1