Question

Two students $X$ and $Y$ report the mass of the same substance as $7.0g$ and $7.00g$ respectively, which of the following statement is correct?

• A. Both are equally accurate
• B. $X$ is more accurate than $Y$
• C. $Y$ is more accurate than $X$
• D. Both are inaccurate scientifically

Answer 1

Answer: (C)

$7.00$ is more accurate than $7.0$ because the former has three significant figures while the later has two