{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

03 HW - Isotopes

03 HW - Isotopes - Name Date WKST#5 Isotopes and Isotopic...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Name: __________________________________________ Date: ____________ WKST #5: Isotopes and Isotopic Abundance (30 points) Period: __________ 1. What is an isotope? Explain in terms of subatomic particles and atomic mass. 2. Why can’t isotopes of the same element have a different number of protons? 3. What differentiates 12 C, 13 C, and 14 C? 4. Complete the chart below using the periodic table Element Mass (amu) Protons Neutrons Electrons Mn 55 16 8 75 33 Ga 71 Au 198 5. Verify that the atomic mass of lithium is 6.94 amu, given the following information: 6 Li mass = 6.015 amu (exactly), percent abundance = 7.50% 7 Li mass = 7.016 amu (exactly), percent abundance = 92.50% 6. Thallium has two stable isotopes, Tl-203 and Tl-205. Which one is more abundant?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 2

03 HW - Isotopes - Name Date WKST#5 Isotopes and Isotopic...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online