Using a digital balance the mass of a certain piece of wood is read as 12.946 g.Thinking in terms of accuracy and significant figures,what value would you record on your data sheet if the balance is accurate to one-tenth of a gram?
A)12.9 g
B)12.95 g
C)13 g
D)13.0 g

Question

Quizplus · Accepted Answer

The balance is accurate to one-tenth of a gram, so the mass should be recorded with one decimal place, which is 12.9 g.

Using a Digital Balance the Mass of a Certain Piece