Ch3 Concept Mastery Practice

What is the atomic number of Pb?

What is the atomic number of N?

What is the average atomic mass of N to 2 decimals?

What is the average atomic mass of Pb to 1 decimal?

How many protons, neutrons, & electrons in Fe-56? (enter like "1, 1, 1" with comma and space between)

How many protons, neutrons, & electrons in C-13? (enter like "1, 1, 1" with comma and space between)

How many protons, neutrons, & electrons in H-2? (enter like "1, 1, 1" with comma and space between)

How many protons, neutrons, & electrons in H-1? (enter like "1, 1, 1" with comma and space between)

How many protons, neutrons, & electrons in U-238? (enter like "1, 1, 1" with comma and space between)

How many protons, neutrons, & electrons in Pb-207? (enter like "1, 1, 1" with comma and space between)