5. The unknown emissions spectra belongs to the element
Unknown
Hydrogen
Sodium
Mellum
Neon
Mercury
Wavelength
b) Mercury
a) Hydrogen
c) Neon
d) Sodium

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?