Sig Figs 1
How many sig figs are in 1.0
2 sig figs
How many sig figs are in 0.0045
2 sig figs.
What is the Metric System?
The measurement system used globally by scientists that goes up by 10s.
What is the simplest definition of Chemistry?
Study of materials.
What is a meniscus?
The apparent curve of water in a graduated cylinder do to water being viscous.
Perform this calculation and write the give the answer in the appropriate amount of significant figures:
523.0 x 1.0 = ?
520
How many sig figs are in 3.1 x 102?
2 sig figs
3.1
Convert 100 mg to g.
.1 grams
What is precision?
How close measurements agree with each other.
What is accuracy?
How close measurements are to the actual value you are measuring.
How many significant figures are in a meter?
Infinite
Perform this calculation and give the answer in the appropriate amount of significant figures:
27.0 - 12.0
15.0
Convert 25 ml to hl
.00025 hl
What branch of chemistry involves the study of properties of the atomic nuclei?
Nuclear Chemistry
What branch of chemistry involves the study of carbon based molecules?
Organic Chemistry
Perform this calculation and give the answer in the appropriate amount of significant figures:
23 x 1,000
20,000
Perform this calculation and give the answer in the appropriate amount of significant figures:
250.5 - 234.43 = ?
16.1
Convert 25cm3 to grams
25grams
What branch of chemistry involves the study of chemical processes that occur in a living system?
Biochemistry
What branch of chemistry involves the study of elements and compounds that are not carbon based?
Inorganic chemistry
Perform this calculation and give the answer in the appropriate amount of significant figure:
25 x 100 x 1250 x 255
800,000,000
Perform this calculation and give the answer in the appropriate amount of significant figures:
23.1 + 45.67 + 32.689 = ?
101.5
Convert 20L to grams
20,000 grams
What branch of chemistry involves the study of physical processes on the atomic level?
Physical Chemistry
What branch of chemistry involves the study of methods and processes that are done in order to measure the quantities of a given element or compound?
Analytical Chemistry