An unknown compound was subjected to high resolution mass spectrometry. The parent peak had a value of 172.1827. What is the formula of the unknown

What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.