The number of significant figures in the measurement 5.40 * 10⁵kg is A) one. B) two. C) three. D) five. E) eight.

Question

Quizplus · Accepted Answer

There are three parts to this measurement: - 5.40 F1F1F1S1F1F1F10 - 10⁵^-kg For the first part, there are 3 significant figures (one before the decimal and two after) For the second part, there are 7 significant figures (one before the decimal and six after) For the third part, there is 1 significant figure (the digit 1) Therefore, the total number of significant figures in the measurement is 3+7+1=11, which rounds to 3. Thus, the answer is C, three.

The Number of Significant Figures in the Measurement 5