Midterm Chemistry 2024-2025- PART 2 Mrs. Chacon

Front

What is the atomic weight of Cobalt?

Back

58.93

Front

What is an example of a new substance forming?

Back

Lighting a match is a chemical change that produces new substances.

Front

Who discovered neutrons?

Back

James Chadwick

Front

What happens when baking soda and vinegar combine?

Back

They undergo a chemical change to produce carbon dioxide.

Front

What are criteria in design solutions?

Back

Criteria are the standards or principles used to evaluate design solutions.

Front

What is a chemical change?

Back

A process where substances combine or break apart to form new substances.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is the role of constraints in design?

Back

Constraints are limitations or restrictions that affect the design process.

Front

What is the significance of atomic weight in elements?

Back

Atomic weight helps identify the mass of an element's atoms and is crucial for chemical calculations.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded.