Atoms and Matter
A _____ Is the smallest whole particle of matter?
Atom
A __________ is the smallest unit of a substance?
Molecule
When is it ok to take off your protective gear and to leave the lab area?
After the whole area is cleaned
What are the 3 types of data in an experiment?
Independent,Dependent,Controlled
What does the P stand for in PASS
Pull pin
Matter is anything that has ______ and takes up ______?
Mass,Space
A ______ is a substance that cannot be separated or broken down
Element
When working with chemicals, it is the best practice to smell the chemicals directly, rather than wafting them towards you?
Faulse
Data that refers to the characteristics of what we are observing is?
Qualitative
True or False: When disposing of chemicals, it is proper procedure to pour all unused chemicals down the drain?
False
What are the 3 types of subatomic particles
Protons,Neutrons,Electrons
Carbon (C) is an example of what?
Element
How long should you cleanse out your eyes after getting chemicals splashed up into them?
20 mins
Data that refers to the numerical values of what we are observing is?
Quantitative
What is the element Au also known as?
Gold
An Atom gains 2 electrons (not including Protons) what would be the charge?
Negative
True or False: When elements combine to make a specific compound, they always combine in the same proportions
True
What angle should you keep a test tube away from you as it heats?
45 degrees
You do an experiment that produces 150 ounces of red candy. What kind of data would the 150 ounces be classified as?
Quantitative
What is the 4th step in the scientific method
experiment
What is the name of the most current model for an Atom?
Electron Cloud model
The Following, FeCI3 has how many of each atoms present
Fe-1 CI-3
What does the acronym PASS stand for in lab safety
Pull pin,Aim,Squeeze,Sweep
Who invented the Scientific method?
Francis Bacon
If an atom gains 3 Protons and also gains 3 Electrons and 4 Neutrons what would happen to its charge
No charge/0