> Non-zero numbers (like 1,2,3,4...) are always significant
> A zero sandwiched between two non-zero numbers is always significant
> Trailing zeros in a decimal (not whole number like million) are always significant.
<span>0,020170 = 2.0170 × 10^-2
5 sig-figs
</span>
True True False True False False True I hope I helped on the first few
<h3>Reducing Surface Area.</h3>
If the surface area becomes smaller, the pressure becomes larger.
The answer is :78 I think
