Propose a structure for D (molecular formula C9H9ClO2) consistent with the given spectroscopic data. 13C NMR signals at 30, 36, 128, 130, 133, 139, and 179 ppm.

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Rays from the sun are not considered matter true or false

What is the number of neutrons in an atom with atomic mass of 35