Chemistry of Life

Front

The ability of water molecules to stick to each other, creating surface tension is called:

Back

Cohesion

Front

Is this reaction endothermic or exothermic?

Back

Endothermic

Front

What makes a chemical reaction?

Back

Breaking and forming of chemical bonds.

Front

The element ______________ is found in all of the organic compounds.

Back

Carbon

Front

In an endothermic reaction the products have:

Back

More energy than the reactants.

Front

What is the pH scale used for?

Back

To measure the acidity or basicity of a solution.

Front

What is an exothermic reaction?

Back

A reaction that releases energy in the form of heat.

Front

What is the role of enzymes in chemical reactions?

Back

Enzymes act as catalysts to speed up chemical reactions.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is a catalyst?

Back

A substance that increases the rate of a chemical reaction without being consumed.