Podcast
Questions and Answers
What part of the atom has the most mass?
What part of the atom has the most mass?
- Protons
- Electrons
- Nucleus
- Neutrons (correct)
What part of the atom takes up the most room?
What part of the atom takes up the most room?
- Electrons (correct)
- Protons
- Nucleus
- Neutrons
What is equal in a neutral atom?
What is equal in a neutral atom?
- Nucleus and electrons
- Electrons and neutrons
- Protons and electrons (correct)
- Protons and neutrons
What changes when the Z number goes from $Z = 6$ to $Z = 7$?
What changes when the Z number goes from $Z = 6$ to $Z = 7$?
What is the mass number for an element that has 66 electrons, 66 protons and 96 neutrons?
What is the mass number for an element that has 66 electrons, 66 protons and 96 neutrons?
In mass-based stoichiometry problems, why are amounts of substances in the laboratory most often measured by mass?
In mass-based stoichiometry problems, why are amounts of substances in the laboratory most often measured by mass?
When doing a large construction project, why might one prefer to buy nails by weight rather than counting them?
When doing a large construction project, why might one prefer to buy nails by weight rather than counting them?
What is the primary purpose of using mole-mass calculations in combination with mole ratios in stoichiometry?
What is the primary purpose of using mole-mass calculations in combination with mole ratios in stoichiometry?
What role does the mole ratio play in all stoichiometry calculations?
What role does the mole ratio play in all stoichiometry calculations?
Why do we need to use mole-mass calculations in mass-based stoichiometry problems?
Why do we need to use mole-mass calculations in mass-based stoichiometry problems?
