It says to perform the following calculations and express your answers in the correct units and number of significant figures.

2.8g/6.86 times 10^-3 l

45.68g
+3.8 g

1423 mL
- 40mL

1 answer

The first one is to two sig digits.

The second one is sig to the tenths place

the third one is sig to the tens place

1380ml