write it in scientific notation

39.7 ,0.45 ,4134500000 ,473 ,0.31 ,459731452 ,68450

please tell this answer meritnation experts

 WE CANT ANSWER THIS QUESTION BECAUSE IT SHOULD BE GIVEN 397,000,000,000 AND TO WRITE IT IN SCIENTIFIC NOTATIONS SO ANSWER WILL BE.  397,000,000,000 =39.7 X 10 POWER 10

0.45 IS WRONG THE QUESTION SHOULD BE 450,000,000,000 = 0.45 X 10 POWER -12

NEXT IT GOES ON LIKE THIS HOPE U UNDERSTAND