1) Which pure substance is composed of more than one element?

A. carbon

B. gold

C. water

D. sodium

If the human body were a car, glucose would be:

What is the process called that involves separating the minerals/elements from the ore?

Why does the Law of Conservation of Mass require that chemical equations be balanced?

Which anthropogenic pollutants are implicated in the formation of most acidic precipitation? 1. carbon oxides 2. ozone and carbon monoxide 3. phosphoric acid and hydrochloric acid 4. nitrogen oxides and sulfur oxides

Based on bonding theory, explain why heat capacity increases when you consider : -metals, ceramics and polymers

What jobs involve chesmistry

Think about a neutral magnesium atom. Then think of a magnesium ion with a 2+charge. How are these two alike? How are they different? Be sure to use the terms proton, neutron, and electron in your answer.

What subatomic particle is specifically responsible for combining the atoms together to form a new substance?

A chemist reported that 100 gallons of a gas were available in a laboratory. Which property of the gas did the chemist report?

Is the water density higher than the aluminum density