Question: To how many significant figures should each answer be rounded? (6.626 x 10-34 J-s) (2.9979 108 m/s) 4.690 x 10-7 m equation A: After

To how many significant figures should each answer be rounded? (6.626 x 10-34 J-s) (2.9979 108 m/s) 4.690 x 10-7 m equation A: After rounding, the answer to equation A should have 1 significant figure. 5 significant figures. 2 significant figures. 3 significant figures. O4 significant figures. equation B: (6.022 x 1023 atoms/mol) (0.403 g) 20.18 g/mol After rounding, the answer to equation B should have 1 significant figure. 4 significant figures. 3 significant figures. O2 significant figures. = 4.235412665245 x 10-19 J (unrounded) 1.203 x 1022 atoms (unrounded) equation A: After rounding, the answer to equation A should have O1 significant figure. 5 significant figures. 2 significant figures. O3 significant figures. O4 significant figures. 4.690 x 107 m equation B: (6.022 x 1023 atoms/mol) (0.403 g) 20.18 g/mol After rounding, the answer to equation B should have O1 significant figure. O4 significant figures. O3 significant figures. O2 significant figures. O5 significant figures. 4.235412665245 x 10-19 J(unrounded) = 1.203 x 1022 atoms (unrounded)

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