SORC has sent some water samples to your lab. These samples have been collected from the Wafting River as it flows through Hometown. The lab has done some preliminary tests on the samples for various common river pollutants and for dissolved oxygen. The results are shown in Table 1. What problems can you identify in the water sample?

The chemical bubbles

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

Depends on the speed of the car.