question 1 (2 points)\nround off the answer using significant figures (2.2222×10³ mm)(2.00×10³ mm)=\nhow…

question 1 (2 points)\nround off the answer using significant figures (2.2222×10³ mm)(2.00×10³ mm)=\nhow many sf in the first number ?\n2\n3\n4\n5
Answer
Brief Explanations:
Significant figures include all non - zero digits. In the number $2.2222\times10^{3}$, the digits 2.2222 are significant. Counting these digits, there are 5 significant figures.
Answer:
D. 5