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The mass of a paperclip is 9.0 × 10−4 mg. If a box of paperclips has 6.14 × 104 paperclips, determine the total mass of the paperclips in the box. Write the final answer in scientific notation with the correct number of significant digits.

2.86 × 100 mg
5 × 101 mg
5.5 × 101 mg
5.526 × 101 mg

Respuesta :

Mass of paper clip = 0.0009mg
Number of paper clips in box = 61400

61400 x 0.0009 = 55.26mg = 5.526 x 10^1 mg

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