How dense can you get?
Property Taxes
What's in a name?
We bonded over this.
Calculated decisions
100
Draw two different sized objects with the same density.
Should be different sizes with same spacing between particles.
100
Define property of matter
attribute, quality or characteristic of matter.
100
Name a covalent compound.
Answers will vary. Has to be accurate
100
Why do atoms bond?
To get a full valence shell.
100
How many mols are in 22.99g of Sodium?
1mol
200
The relationship between density and volume.
As the volume increases, density decreases. Or as volume decreases, density increases.
200
List 3 chemical vs physical properties
Answers will vary
200
Name an ionic compound.
Has to be accurate
200
What bond shares electrons?
covalent
200
Whats the molar mas of ammonium nitrate?
80.022g/mol
300
What is the density of an object with 6.72mL and 7.21g?
1.0729g/mL or 1.07g/mL (g/cm3 is also legal)
300
Draw a model that includes a pure substance, mixture, compound, and an element in two drawings.
300
You have 7 carbons and 10 fluorines. What is the formula and the name of the compound?
C7F10
heptacarbon decafluoride
300
What is the noble AND valence electron configuration of Iron?
[Ar] 4s23d6
4s2
300
You have Element Gradium, which has three isotopes. Gr-100, Gr-90, and Gr-80 which are 10%, 80%, and 10% respectively. Whats the average atomic mass?
90amu
400
What is the mass of an object if you dropped it in a 100mL of liquid changes the volume to a final volume of 112mL. Also who's density is 2.34g/mL.
28.08g
400
List 3 intensive properties of matter. (doesn't change with amount)
color, density, ductility, specific heat, melting point, boiling point, flammability, etc.
400
What is the formula of silver nitrate?
AgNO3
400
Draw a lewis dot model of C6H10
400
How many grams is 5.7mols of sodium phosphate?
934.8g
500
What is the density of an prism object if the mass is 3.5g and the sides are 2.2cm x 2.4cm x 2.5cm?
0.2652g/cm3 or 0.27g/cm3
500
What is the difference between a chemical and physical change?
Physical doesn't break bonds or chemical structure and a chemical change does.
500
Whats the name of PbSO4?
lead (II) sulfate
500
Lewis Dot of dinitrogen monoxide
500
How many molecules is 0.92g of trinitrogen tetrabromide?
1.53x1021molecules