To express 0.0728 to two significant figures, you focus on the first two non-zero digits, which are 7 and 2. This rounds the number to 0.073. Therefore, 0.0728 rounded to two significant figures is 0.073.
42 has two significant figures.
23.43 rounded to two significant figures is 23.
687 to two significant figures is 690.
Rounded to two significant figures it becomes 1.0e4
Rounded to two significant figures it becomes 3.6
There are 4 significant figures in 0.0032. Seems to be only 2 significant figures in this number.
There are two significant figures which are the two 2s.
all the zeros are significant. there are four significant figures.
22.1 to two significant figures = 22
42 has two significant figures.
23.81558 to two significant figures is 24.
There are two significant figures in 0.00013.
Two significant figures.
Two significant figures.
Two of them.
The significant figures for 56g are two, as there are two non-zero digits in the number.
There are two significant figures in 0.068.