Determines the sig figs of your measuremnt from an instrument
What is the measurement to the first estimated digit
200
Born in Siberia, this scientist is often called the "Father of the Periodic Table"
Who was Dimitri Menedelev?
200
Absolute zero
What is 0 degrees Kelvin
200
answer with correct sig figs
24.5 + 24.67
What is 49.2
200
4 x 10^6 /2 x 10^3
What is 2x10^3
200
Numerical description of a result
What is quantitative?
300
Known as the "laughing scientist", his discoveries about atomos laid the foundation for our modern understanding of atoms.
Who was Democritus
300
Best instrument in our lab for measuring 9.8 mL
What is a graduated cylinder
300
130 + 152 to correct sig figs
What is 180 (2 sf)
300
12 x 10^24 / 6 x 10^12
What is 6 x 10^12
300
Equivalent volume units to cm^3
What is mL
400
This scientist was a key member of the Manhattan Project during WW II. He later regretted his contribution toward nuclear war and was quoted as saying, "Now I am become Death, the destroyer of worlds."
Who was Robert Oppenhiem
400
1 mg = _______ kg
What is 10 -6 or 1/1,000,000
400
1.005 has ____ sig figs based on the rule: ___________
What is 4, sandwich rule, zeros between numbers are sig
400
1.2 x 10^-4/ 1.2 x 10^-4
What is 1.0
400
T/F a beaker is an accurate tool for measuring volume
What is false
500
French chemist who invented a method of making alkali soda from salt that became one of the most important chemical processes of the nineteenth century. Salt to soda ash.
Who was Nicolas LeBlanc
500
S.I. stands for
What is Le Système International d’ Unites
500
0.000050 has _____ sig figs, based on the rules ______, ________
What is 2 , place-holding zeros not sig, zeros after the decimal are sig