Last Modified: 2011-06-23
They can be elements or compounds
Cannot be separated into simpler substances by any chemical means.
Separation requires a chemical reaction.
can be separated by physical means into pure components without changing the identities of the components.
k = c + 273.15
f = (9/5 x temp in C) + 32 F
D = m/v
inexact - obtained by any method other than counting
precision - how closely multiple measurements of the same thing are to one another
gamma no charge
positive charge is in the nucleus
represented by empirical formula
may be written as empirical formula or as polyatomic molecules
involved in formation of chemical bonds
1-8 from left to right on periodic table
+1, +2, +3, +/- 4, -3, -2, -1, 0
Words From Our Students
"StudyBlue is great for studying. I love the study guides, flashcards, and quizzes. So extremely helpful for all of my classes!"
Alice, Arizona State University
"I'm a student using StudyBlue, and I can 100% say that it helps me so much. Study materials for almost every subject in school are available in StudyBlue. It is so helpful for my education!"
Tim, University of Florida
"StudyBlue provides way more features than other studying apps, and thus allows me to learn very quickly! I actually feel much more comfortable taking my exams after I study with this app. It's amazing!"
Jennifer, Rutgers University
"I love flashcards but carrying around physical flashcards is cumbersome and simply outdated. StudyBlue is exactly what I was looking for!"