Significant Figures Flashcards
1
Q
Rules for determining significant figures are:
A
- All non-zero numbers are significant
- Sandwich zeroes are ALWAYS significant
- Leading zeroes are NEVER significant
- Trailing zeroes are ONLY significant IF there is a decimal point
2
Q
Sig Figs in 5.09
A
3
3
Q
Sig Figs in 63
A
2
4
Q
Sig Figs in 9030
A
3
5
Q
Sig Figs in .02001
A
4
6
Q
Sig Figs in .0908
A
3
7
Q
Sig Figs in 30
A
1
8
Q
Sig Figs in 1.7 x 10^5
A
2
9
Q
Sig Figs in 5385
A
4
10
Q
Sig Figs in 850
A
2
11
Q
Sig Figs in 9050.3
A
5
12
Q
Sig Figs in .023
A
2
13
Q
Sig Figs in .00067201
A
5
14
Q
Sig Figs in 9.05 x 10^3
A
3
15
Q
Sig Figs in 1.70 x 10^-4
A
3
16
Q
Sig Figs in .00030900
A
5
17
Q
Sig Figs in 12045
A
5
18
Q
Sig Figs in 800,340
A
5
19
Q
Sig Figs in 18.00
A
4
20
Q
Sig Figs in 0.000000000008
A
1
21
Q
Easy way to remember sig figs
A
Period/ Decimal
Go ➡ till whole number than everything counts
Absent period
go ⬅ till whole number than everything counts
