An ion is an atom with a net electrical charge due to

Which type of stress results when two plates push against one another? a. compression b. tension c. force d. shear

How is the composition of a meteorite relevant to finding out the composition of earth's core?

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