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Lizabeth Tumminello

Numerade Educator

Biography

Mrs. Tumminello started teaching Chemistry at Calhoun High School in September of 1999. She graduated from The University of Scranton with a dual major in Biology & Philosophy and completed her Masters Degree in Secondary Education at Dowling College. While at Scranton, she was a member of the Special Jesuit Liberal Arts Honors Program (SJLA) and she competed on the Varsity Swim Team. During her time at Dowling, she participated in The South Shore Estuary Reserve as a graduate assistant in the Chemistry Department. In 2015, Mrs. Tumminello was honored as a recipient of the Calhoun Blue and Gray Award at Calhoun High School.

Education

Lizabeth has not yet added their education credentials.

Topics Covered

Kinetics
Gases
Liquids
Solids
Electronic Structure
Intro to Chemistry
Composition
Chemical reactions and Stoichiometry
Solutions
Aqueous Equilibria
Thermodynamics
Chemical Bonding
Electromagnetic Waves
Nonmetals Chemistry
Chemical Equilibrium
Thermochemistry
Molecular Geometry
Structure and Bonding
Aqueous Solutions

Lizabeth's Textbook Answer Videos

01:14
Chemistry: Structure and Properties

Why do ethanol and dimethyl ether have such different properties even though they have the same chemical formula?

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
01:18
Chemistry: Structure and Properties

What are the key properties of liquids (in contrast to gases and solids)?

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
01:04
Chemistry: Structure and Properties

What is the fundamental difference between an amorphous solid and a crystalline solid?

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
00:36
Chemistry: Structure and Properties

Describe the relationship between the state of a substance, its temperature, and the strength of its intermolecular forces.

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
01:02
Chemistry: Structure and Properties

Why are intermolecular forces generally much weaker than bonding forces?

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
00:51
Chemistry: Structure and Properties

What is the dipole-dipole force? How can we predict the presence of dipole-dipole forces in a compound?

Chapter 11: Liquids, Solids, and Intermolecular Forces
Lizabeth Tumminello
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