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Chem Test 1 Review
Chemistry 1010 Test one information review
Question | Answer |
---|---|
What does the variable "Z" represent? | Protons |
What does the variable "N" represent? | Neutrons |
What's the mass of one Amu? | 1.67x10^-24 grams |
What is the Atomic Number represent? | The number of protons in a given atom |
What are ions? | Atoms with a difference between electrons and protons |
what is a Cation? | When an atom has less elections than the number of protons |
What is a Anion? | When an atom has more electrons than the number of protons |
What are Neutrons? | Part of an Atom that has mass but no charge |
What is an Isotopoe? | An atom with an unchanging atomic number but has more or less neutrons |
What is the Mass Number | The number of protons and Neutrons added together (Also denoted by the variable "A") |
What is the Atomic Mass | The Total Mass of an Atom |
How many atoms are in one Mole? | 6.022x10^23 atoms |
What is the relationship between atomic mass and moles? | The atomic mass on the periodic table of elements is the mass in grams per mole |