need help solving these questions.

Report 1. Write each number in scientific notation. a. the average height of adult 182.88cm b. speed af light 186,282m/s c. length of X rays 0.000000009m d. one pound of water contains 3892000L 2. Convert theie numbers to decimal format. a. 1,36101g/cm3 b. 4.39107mm c. 45.4104g d. 1.760103yd 3. Perform the following calculations then write your answer in iclentife notation. a. (1.2102)(6.7107)= b. (3.7109)/(7.7102)= 4. Find the log or antilog for these numbers. a. log6.7104= b. log9.8103= c. antilog 0.0205= d. antilog 7.6107= Espetiment 1 - Expoontal Nocation and Signiluant Fratt 5. How many significant figures are in the following number? 2. 11.9907 b. 0.4005 c. 800 d. 0.0821 c. 6,0221093 f. 0.00506 6. Round off each number as indicated: a. 0.2178 (round to 2 signiffcant figures) b. 456.334 (round to 5 significant figures) c. 0.0010045 (round to 2 significant figures) d. 273.15 (roand to 3 significant figares) c. 45.7893 (round to 2 significant Figures) 7. Do the calculations and round to the correct number of significant figures: a. 273.15+34.6+19.233= b. 567.123412.3= c. (6.022102)4.6= d. 90.234/56.001= c. (23.556+21.55)/(34.556+43.2)=