Rocks, water, air, minerals, forests, wildlife, and soil are all examples of a natural resource. True or false ?

Using the periodic table, complete the table to describe each atom. type in your answers.a ? b? c? d? e? f?

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

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?