front 1 What best describes the mass of an electron? | back 1 not significant to the overall mass of the atom |
front 2 What is the atomic number of an oxygen atom with 8 protons and 10 neutrons in the nucleus? | back 2 8 |
front 3 Which term is defined as the sum of protons and neutrons in an atom? | back 3 mass number |
front 4 Which term describes atoms with different atomic masses due to varying numbers of neutrons? | back 4 isotopes |
front 5 Which term is defined by the amount of a certain isotope that occurs in a natural sample of an element? | back 5 percent abundance |
front 6 What are protons and neutrons comprised of? | back 6 quarks |
front 7 What are carbon-12, carbon-13, and carbon-14? | back 7 different isoptopes of the same element |
front 8 What is the most basic building block of matter? | back 8 the atom |
front 9 Which part of the atom has a negative charge? | back 9 electron |
front 10 what is a atom? | back 10 A atoms is a basic particles of the chemical elements. |