Significant Figures Solving the Mystery By Sharon Mace

Significant Figures Solving the Mystery By Sharon Mace Chemistry Teacher, West Stanly High School

Sig. Fig. Rules • All non-zeros are significant.

Sig. Fig. Rules • All non-zeros are significant. • How many sig figs does this number have? • 3. 486

Sig. Fig. Rules • All non-zeros are significant. • How many sig figs does this number have? • 3. 486 4

Sig. Fig. Rules • All non-zeros are significant. • How many sig figs does this number have? • 3. 486 4 • 92

Sig. Fig. Rules • All non-zeros are significant. • How many sig figs does this number have? • 3. 486 4 • 92 2

Sig. Fig. Rules • Zeros may or may not be significant.

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant.

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003 1

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003 1 • 0987

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003 1 • 0987 3

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003 1 • 0987 3 • 0. 12

Sig. Fig. Rules • Zeros may or may not be significant. • Leading zeros (before or after the decimal) are never significant. • 0. 003 1 • 0987 3 • 0. 12 2

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. )

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407 3

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407 3 • 0. 5803

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407 3 • 0. 5803 4

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407 3 • 0. 5803 4 • 0809

Sig. Fig. Rules • Embedded zeros are always significant. (A zero between two sig figs is significant. ) • 6005 4 • 40. 2 3 • 0. 0407 3 • 0. 5803 4 • 0809 3

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal.

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700 6

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700 6 • 0. 00065

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700 6 • 0. 00065 2

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700 6 • 0. 00065 2 • 0. 0050

Sig. Fig. Rules • Trailing zeros are only significant if they are after the decimal. • 200 1 • 200. 0 4 • 2. 00 3 • 4. 030 4 • 790. 00400 8 • 0. 70200 5 • 0. 0303 3 • 20. 7080 6 • 9500 2 • 503. 700 6 • 0. 00065 2 • 0. 0050 2