If you travel at 60 miles per hour, how far will you travel in 2 hours? A. not enough information
B. 45 miles
OC. 60 miles
D. 120 miles

Determine the expected diffraction angle for the first-order reflection from the (310) set of planes for bcc chromium when monochromatic radiation of wavelength 0.0735 nm is used. the atomic radius for cr is 0.1249 nm.

Why is there friction between objects

If element x has 99 protons how many electrons does it have