Which term fits this definition - An attempt to explain why a law exists
What is theory
100
What is the symbol for chromium?
What is Cr
100
How many significant figures are there in 0.00123
What is 3
100
what is the atomic number of Na
What is 11
200
. ___________ refers to how close the measured result is to the true value
What is accuracy
200
term used to describe the conversion from a gaseous state to a liquid state is
What is condensation
200
Group VIIA on the periodic table is also referred to as
What is Halogens
200
What happens with electrons in reduction?
What is gains electrons
200
Name the following polyatomic ion: ClO3-
What is chlorate
300
What is the conjugate base of H3O+
What is H2O
300
term used to describe the conversion from a solid state to a gaseous state is
What is sublimination
300
What is the mass of H20?
What is 17.99
300
what is the mass of: Na2SO4 X 5H2O
What is 232
300
Which of the three phases of matte has particles that are in a loose, changeable arrangement but do not completely fill the volume of a given container
What is a liquid
400
steel turning to rust in salt air is an example of (physical or chemical change)
What is chemical
400
. A ______________ is a generalization that concisely summarizes the outcome of a series of experiments.
What is a law
400
A base can be though of any substance that produces aquaeous ____ ions, when added to w
What is OH-
400
what are the coefficients when you balance the equation:
C2H4 + O2 → CO2 + H2O
What is 1:3:2:2
400
what is the oxidation state of Chromium in the compound K2 Cr2 O7
What is . +6
500
What is the most likely formula of the neutral, ionic compound formed by magnesium and oxygen
What is MgO
500
What is an SI unit for length
What is a meter
500
The total number of electrons that can be accommodated in 3d is
What is 10
500
What element has the electron configuration: 1s22s22p63s23p64s1
What is K
500
What is the chemical name of the compound whose formula is K2O