Portage Learning Chem 103 module 1 UPDATED Exam Questions and CORRECT Answers

Portage Learning Chem 103 module 1
UPDATED Exam Questions and
CORRECT Answers

Accuracy - Correct Answer- nearness of the measured value to the actual value of quantity
being measured


Precision - Correct Answer- the degree of agreement between several measured values of
quantity


Significant figures Rule - Correct Answer- Non-zero digits are always significant.


Any zeros between two significant digits are significant.


A final zero or trailing zeros in the decimal portion ONLY are significant.


Zeros to the left are not significant


Sb - Correct Answer- Antimony


Pb - Correct Answer- Lead


As - Correct Answer- Arsenic


Mn - Correct Answer- Manganese


Ba - Correct Answer- Barium


Hg - Correct Answer- Mercury

, Be - Correct Answer- Beryllium


Bi - Correct Answer- Bismuth


Ni - Correct Answer- Nickel


B - Correct Answer- Boron


Br - Correct Answer- Bromine


Be - Correct Answer- Beryllium


Bi - Correct Answer- Bismuth


Cd - Correct Answer- Cadmium


Pt - Correct Answer- Platinum


Se - Correct Answer- Selenium


Cr - Correct Answer- Chromium


Ag - Correct Answer- Silver


Sr - Correct Answer- Strontium


F - Correct Answer- Fluorine


S - Correct Answer- Sulfur