Which process is illustrated below? Incident beam of light
b. melting of a metal
a. alpha particle
ejection
c. nuclear decay
d. photoelectric
effect

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

Modern weaponry has increased the number of deaths in wars and violent conflicts.

Why is carbon ideal for making different compounds?