Which of the following choices is NOT a consequence of incomplete combustion? A. Carbon monoxide blocking oxygen in the blood. O
B. Carbon particles making buildings dirty.
C. Carbon particles causing breathing problems,
D. Heavy metals leaking into groundwater and damaging the nervous system. ​

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball