1
Where is the fire blanket
Back door of room
How many sig figs does 902 have
3
This subatomic particle has no charge
Neutron
This subatomic particle has a positive charge
Proton
This subatomic particle has a negative charge
Electrons
The basic building block of all matter
Atom
A _______ is made up of two or more atoms of a different element
Compound
A ______ is made up of only one type of atom. Cannot be broken down any further
Element
A blended energy drink has powder, water, and many other ingredients, what kind of mixture is it?
Homogenous Mixture
A bowl of different colored skittles is an example of what type of mixture?
Heterogenous Mixture
What group number is aluminum in
13
What are the two parts of the atom
The nucleus and the electron cloud
What period number is Barium in
6
How many valence electrons does oxygen have
6
Change the following to scientific notation:
810,000
8.1 x 10^5
Change the following to scientific notation:
0.0034
3.4 x 10^-3
How many sig figs does 0.0020200 have
5
What’s the electron configuration of Phosphorus
1s2 2s2 2p6 3s2 3p3
Convert the following: 23,000 cm to meters
230 m
Concert 23 degrees celsius to Kelvin
296.15 K
Convert 7.8 kilometers to meters. Put your final answer in scientific notation.
7.8 x 10^3 m
Caden concluded his lab and find out the density of the unknown liquid is 7.81 g/ml. Later on, he found the actual density of the liquid to be 7.66 g/ml. What was his percent error?
1.96 %
Write the complete electron configuration of strontium
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2
Convert 0.000056 m to mm. Put your final answer in scientific notation
5.6 x 10 ^ -2 mm
Convert 6.7 x 10^-9 back to standard notation
0.0000000067