Exploring Isotopes and Average Atomic Mass

What is the main purpose of comparing apples in this lesson?

• To determine the most popular apple variety

• To identify the best-tasting apple

• To learn how to compare and contrast different isotopes of atoms

• To understand the nutritional value of apples

Which type of apple is described as small, red, and sour?

• Crab Apple

• Honeycrisp

• Golden Delicious

• Granny Smith

What is the fictional mass assigned to the Golden Delicious apple?

• 1 AMU

• 2 AMU

• 3 AMU

• 4 AMU

Which apple is large, green, and tastes sour?

• Crab Apple

• Golden Delicious

• Granny Smith

• Red Delicious

What are the primary contributors to the mass of an atom?

• Protons and electrons

• Neutrons and electrons

• Protons and neutrons

• Electrons and protons

What determines the type of element an atom is?

• The number of neutrons

• The number of electrons

• The number of protons

• The atomic mass

Which isotope of hydrogen has one proton and zero neutrons?

• Deuterium

• Tritium

• Protium

• Hydrogen-4

What is the mass of Deuterium?

• 4 AMU

• 1 AMU

• 2 AMU

• 3 AMU

Which hydrogen isotope is very unstable?

• Tritium

• Hydrogen-4

• Protium

• Deuterium

What is the mass of Tritium?

• 2 AMU

• 1 AMU

• 4 AMU

• 3 AMU