WorksheetsCHM 113 Exam 1 Review
Total questions: 10
Worksheet time: 5mins
True or false: Molecules are always compounds
True
False
Homogeneous mixtures are also known as...
Heterogeneous
An element
A compound
A solution
Which property relies upon the amount of a sample?
Intensive
Extensive
Physical
Chemical
All "changes of state" are which type of change? (Ex: solid -> liquid)
Chemical
Physical
1 cm3 = 1 ?
m
mL
cm
mol
Which term is defined as measurements that agree with each other, but may not be the correct or "true" value?
Precision
Accuracy
How many significant figures in: "0.0000078"?
8
1
2
Ambiguous
Which subatomic particle takes up the most SPACE, but not the most weight?
Proton
Neutron
Electron
12C <-- what is the number 12 called?
Atomic Number
Mass Number
Isotope Number
What is the name of Group 6A on the Periodic Table?
Halogens
Chalcogens
Alkali Metals
Noble Gases
