You can put this solution on YOUR website! 0.000000543 THIS WITH SO MANY ZEROES IS NOT CONVENIENT TO WRITE OR READ.SO IN SCIENTIFICATION IT IS WRITTEN AS A UNIT QUANTITY WITH DECIMAL AND EXPONENT..THAT IS WE WRITE
0.000000543=5.43*10^(-7)...AGAIN FOR CONVENIENCE WE WRITE 10^(-7) AS E-7
SO WE GET
0.000000543=5.43 E -7