Question

the change in height of a solution in a beaker during a chemical reaction is recorded as 0.0028 millimeters + -0.041 millimeters. write the overall change in height of the solution during the chemical reaction. ____ millimeters

Explanation:

Step1: Identify the two values

The values are $0.0028$ mm and $-0.041$ mm.

Step2: Sum the two values

$$\begin{align*} 0.0028 + (-0.041) &= 0.0028 - 0.041\\ &= -0.0382 \end{align*}$$

Answer:

$-0.0382$ millimeters