To convert \( 5.247 \times 10^{-4} \) to standard notation, you move the decimal point 4 places to the left because of the negative exponent.
Starting with 5.247:
- Move the decimal 1 place left: 0.5247
- Move the decimal 2 places left: 0.05247
- Move the decimal 3 places left: 0.005247
- Move the decimal 4 places left: 0.0005247
Thus, \( 5.247 \times 10^{-4} \) in standard notation is \( 0.0005247 \).