You are doing x-ray diffraction on a crystal that has a cubic structure, using 0.340-nm x rays. part a if the lattice spacing is d = 6.70 × 10−10 m, what is the greatest bragg angle at which you observe peaks in the intensity of the diffracted rays?

When using two-wire cable to feed a 240-v appliance that does not require a neutral wire, you should a. mark both ends of the white wire green. b. use the cable as is. c. use only the black wire. d. mark both ends and any exposed area of the white wire black.

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.