Which food is the most complete source of amino acids? A. Bread
B. Fruit
C. Butter
D. Meat

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

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