Any zero in a measurement is always significant true or false

False

Explanation:

A significant number is a number that is used to express the accuracy in a measurement. There are some rules that binds the identification of significant figures when reporting a scientific measurement.

All non-zero numbers are significantZeros in between two digits are significant. Zeros to the right of the decimal are significant. Leading zeros are just place holders and are not significant. Trailing zero in a whole number with decimal is significantTrailing zero without a decimal is not significant.

source: http://ccnmtl.columbia.edu/projects/mmt/frontiers/web/chapter_5/6665.html

We can see that not all zeros in a measurement is significant. For example, 540 has 2 significant numbers because the zero is not significant but 540.2 has 4 significant numbers.

The answer is c. 320 g

The answer is 65.3312