Perform the following mathematical operations, and express the result to the correct number ofsignificant figures.a. 6.022 x 1023 x 8.50 10b.(6.6262x 10-34 x 2.998

Perform the following mathematical operations, and express the result to the correct number ofsignificant figures.a. 6.022 x 1023 x 8.50 × 10²b.(6.6262x 10-34 x 2.998 x 108)/(1.71 x 10 -9)c. 1.388 x 10-2 +1.24 x 10-3 +1.947 x 10-¹d.(1.00866 1.00722)/(6.02205 x 1023)e.(9.875 x 1029.847 × 10²)/(9.875 x 10²)x 100=(100 is exact)