Chem 234 - Study guides, Class notes & Summaries

Chem 234 Lab Final exam with verified answers

CHEM 234 Final Exam with correct answers

element- A pure substance made of only one kind of atom - Predictable, usually - Matter made up of one type of atom - It is better to have either full or empty shells in order to have stability. A half-filled shell is unstable compoundA pure substance made up of atoms of two or more different elements joined by chemically extensive propertydepends on the amount of matter that is present, (sample size matters) intensive propertyproperties that do NOT depend on the amount of matter pre...

Chem 234 Exam 1 Questions With 100% Correct Answers Allows us to determine the molecule mass and the molecular formula of a compound, as well as some of it's structural features - answerMass Spectrometry Tells us the kinds of functional groups a compound has - answerInfrared (IR) Spectroscopy Provides information about the carbon-hydrogen framework of an organic compound - answerNuclear magnetic resonance (NMR) spectroscopy A very small sample is placed in a mass spectrometer, where it i...

Chem 234 Exam 1 with complete solution

Chem 234 Exam 1 with complete solution

CHEM 234 Final Exam Review questions with correct answers

Chem 234 Exam 3 questions with answers

Chem 234 Exam 1 Questions With 100% Correct Answers Allows us to determine the molecule mass and the molecular formula of a compound, as well as some of it's structural features - answerMass Spectrometry Tells us the kinds of functional groups a compound has - answerInfrared (IR) Spectroscopy Provides information about the carbon-hydrogen framework of an organic compound - answerNuclear magnetic resonance (NMR) spectroscopy A very small sample is placed in a mass spectrometer, where it i...

Allows us to determine the molecule mass and the molecular formula of a compound, as well as some of it's structural featuresMass Spectrometry Tells us the kinds of functional groups a compound hasInfrared (IR) Spectroscopy Provides information about the carbon-hydrogen framework of an organic compoundNuclear magnetic resonance (NMR) spectroscopy A very small sample is placed in a mass spectrometer, where it is vaporized and then ionized (electron removed from each molecule). Electron ...