sig figs for..

1.399 x by 10-3

0.0763 m2

212.080 g

673.133 K

6.69808e+06 cm

To determine the significant figures for each number, follow these steps:

1.399 x 10^(-3):
- Remove any leading zeros before the first non-zero digit: 1.399
- Count the digits after the decimal point: 3
- The number has 4 significant figures.

0.0763 m^2:
- Remove any leading zeros before the first non-zero digit: 0.0763
- The number has 3 significant figures.

212.080 g:
- The number has 6 digits in total.
- Trailing zeros after the decimal point are significant in this case.
- The number has 6 significant figures.

673.133 K:
- The number has 6 digits in total.
- Trailing zeros after the decimal point are significant in this case.
- The number has 6 significant figures.

6.69808e+06 cm:
- Scientific notation is used to express large or small numbers.
- The number is written in this format: 6.69808 x 10^6.
- Count all digits, including those before the decimal point (excluding leading zeros): 7
- The number has 7 significant figures.