help me Classify the following substances as:

Pure Substance – P Solution – S Mechanical Mixture – MM
Suspension – SU Colloid - C

Substance

Apple Juice

2005 Penny

Propane

Chicken Noodle Soup

Milk

Salsa

14 Karat Gold Ring

Air

Pepsi (in a glass)

Chocolate Chip Cookie

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

What is the atomic number of an atom that has 6 protons

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?