Module 1-Chem 103.pdf 2026/2027!!!
Module 1-Chem 103
Study online at https://quizlet.com/_626ltf
1. Accuracy how close a measurement is to the
true value
2. Precision a measure of how close a series of
measurements are to one another
3. All nonzero digits are significant
4. Zeros that appear in-between non-zero digits are significant
5. Leading Zeros are _____________ significant never
6. Trailing zeros are Significant ONLY if the decimal point
is specified
7. adding and subtracting sig figs least number of DECIMAL places
8. multiplying and dividing sig figs least number of SIG FIGS
9. Mega (M) 10^6 (1,000,000)
10. kilo (k) 10^3 (1,000)
11. centi (c) 10^-2 (.01)
12. milli (m) 10^-3m (0.001)
13. micro (μ) 10^-6 (0.000001)
14. nano (n) 10^-9 (0.000000001)
15. Angstrom (Å) 10^-10 meters
16. Angstrom a measure of length that is equal to
10^-10 m.
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Page 1 of 3 9/15/2026
Module 1-Chem 103
Study online at https://quizlet.com/_626ltf
1. Accuracy how close a measurement is to the
true value
2. Precision a measure of how close a series of
measurements are to one another
3. All nonzero digits are significant
4. Zeros that appear in-between non-zero digits are significant
5. Leading Zeros are _____________ significant never
6. Trailing zeros are Significant ONLY if the decimal point
is specified
7. adding and subtracting sig figs least number of DECIMAL places
8. multiplying and dividing sig figs least number of SIG FIGS
9. Mega (M) 10^6 (1,000,000)
10. kilo (k) 10^3 (1,000)
11. centi (c) 10^-2 (.01)
12. milli (m) 10^-3m (0.001)
13. micro (μ) 10^-6 (0.000001)
14. nano (n) 10^-9 (0.000000001)
15. Angstrom (Å) 10^-10 meters
16. Angstrom a measure of length that is equal to
10^-10 m.
1/3
Page 1 of 3 9/15/2026
