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Chemistry

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Issac Crist

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Cards in this guide (10)
All organisms are made up of one or more what

All organisms are made up of one or more cells. Organisms are a contiguous living system, such as plants and bacteria.

What is the atomic mass number of an isotope that has an atomic number of 5 and includes 6 neutrons

The answer is 11

What is true of an atoms nucleus

negatively charged and takes up most of the atoms space

Takes up most of the atoms mass and is negatively charged

What is true of a physical change

It is something that can be seen, touched, tasted, smelled, or observed in some way.

What are the different numbers of neutrons called when two atoms have the same number of protons

Two atoms with the same number of protons but different numbers of neutrons are called "isotopes".

Adaptations give organisms a better chance for

survival

What chemical is formed in a chemical reaction

The chemical or chemicals formed in a chemical reaction are called the product of the chemical reaction.

Is a ice cube more or less dense than liquid water

Ice cubes are less dense than liquid water, which is why they float.

What of the following is a radical H O H2O and OH

oh

The study of living things and their environment is called .

Biology

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