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Chemistry
Data
Matter
Atoms
Misc.
100
The proper way to smell a chemical (if given permission).
What is waft?
100
The temperature at which water freezes.
What is zero degrees Celcius?
100
Type of matter that Argon represents (compound, mixture, etc.)
What is an element?
100
These particles are found in the nucleus.
What are protons and neutrons?
100
Where energy for nuclear reactions is found.
What is the nucleus?
200
Chemistry studies matter in these two ways.
What is its composition and changes?
200
34000 in scientific notation.
What is 3.4 x 10 to the 4th?
200
A salad is an example of this type of mixture.
What is a heterogeneous mixture?
200
The atomic number for sulfur.
What is 16?
200
Discovered by J.J. Thomson.
What are electrons?
300
The six steps in the scientific method in the typical order.
What is problem statement, research, hypothesis, experiment, results, and conclusion?
300
The difference between accuracy and precision.
What is accuracy is how close the results are to the known amount and precision is how close the results are to each other?
300
Gasoline is this type of matter.
What is homogeneous mixture or solution?
300
An atom of the same element with a different number of neutrons.
What is an isotope?
300
Scientist who modeled atoms with electrons in fixed orbitals.
Who is Bohr?
400
States that before and after a chemical reaction the mass must be equal.
What is the conservation of mass?
400
This happens when water gets to 100 degrees Celcius.
What is it becomes water vapor?
400
Nonmetals and nonmetals together make this type of bond.
What is covalent?
400
The number of electrons in an oxygen atom with a 2- charge.
What is 10?
400
The way density determines the layers of liquids in a container.
What is the least dense liquid will be on top and the most dense liquid will sink to the bottom?
500
This information should be included in the conclusion for an experiment.
What is whether or not the hypothesis was supported, explanation of results, ways to improve, and ideas for further study.
500
In dimensional analysis, you multiply the given measurement times this.
What is a ratio equal to one, which shows the conversion factor?
500
The two types of covalent bonds and how to differentiate between them.
What is polar (larger difference in electronegativity values) and nonpolar (smaller difference)?
500
The difference between mass number and atomic mass.
What is mass number is protons plus neutrons; atomic mass is the weighted average of the isotopes?
500
This caused the colors in the flame test experiment.
What is the electrons moving from a higher state of energy (excited) to a lower state of energy (ground).