Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
21 Cards in this Set
- Front
- Back
|
Proposition of empedocles |
Law of constant proportions |
|
|
Five main principles of leucippus and Democritus |
|
|
|
Popularized atomism |
Epirucus of Samos |
|
|
5 states |
Solid, liquid, gas, plasma, Bose-Einstein condensate |
|
|
Most abundant element in the Human Body |
|
|
|
Indicates how close a measurement is to the true or accepted value |
Accuracy |
|
|
Refers to the closeness of measurements within a set of data |
Precision |
|
|
Volume formula |
|
|
|
Density formula |
|
|
|
Specific gravity formula |
|
|
|
Temperature formula |
|
|
|
Attributed to definite causes |
Systematic errors |
|
|
Caused by the incompetence of the experimenter |
Operative/personal errors |
|
|
Caused by non ideal chemical or physical behavior of the reaction system |
Method errors |
|
|
Caused by failures and imperfections of the measuring device |
Instrumental errors |
|
|
Inherent to the measuring apparatus |
Random errors |
|
|
Severe enough that the measurement or the entire analysis altogether has to be repeated |
Gross errors |
|
|
Father of modern chemistry |
Antoine Lavoiser |
|
|
Discovered electron |
Joseph john Thomson |
|
|
Discovered x ray |
Wilhelm conrad Roentgen |
|
|
Discovered proton |
Ernest Rutherford |
