Average Atomic Mass Worksheet 2
92 23 4 68 3 09 calculate the average atomic mass for the three isotopes of silicon.
Average atomic mass worksheet 2. What is the average atomic mass of naturally occurring lithium. 9 y o zq q 7377 0 0 2 two isotopes of. Calculating average atomic mass worksheet. Isotopes and average atomic mass.
Start studying unit 2. 2 uranium has three common isotopes. Calculate the mass of naturally occurring chlorine. 3 carbon has four known isotopes.
Average atomic mass worksheet 1 rubidium has two common isotopes 85rb and 87rb. 2 the two major isotopes of chlorine have masses of 34 9689 amu at 75 78 and 36 9659 amu at 24 22. If the abundance of 85rb is 72 2 and the abundance of 87rb is 27 8 what is the average atomic mass of rubidium. Learn vocabulary terms and more with flashcards games and other study tools.
Average atomic mass worksheet solutions 1 rubidium has two common isotopes 85rb and 87rb. Silicon 28 silicon 29 silicon 30 percent abundance. 1 three isotopes of silicon occur in nature. Uranium has three common isotopes.
If the abundance of 234u is 0 01 the abundance of 235u is 0 71 and the abundance of 238u is 99 28. Honors chemistry name calculating average atomic mass worksheet 9 24 15 30 points each question is worth a total of 6 points. Mass 12 0000 amu accounts for 98 93. If the abundance of 234u is 0 01 the abundance of 235u is 0 71 and the abundance of 238u is 99 28 what is the average atomic mass of uranium.
If the abundance of 85rb is 72 2 and the abundance of 87rb is 27 8 what is the average. 4 questions 1 to calculate average atomic mass 2 to calculate the atomic mass of an isotope 1 to calculate the 2 natural abundances of an element with 2 isotopes like this video. 2 two isotopes of rubidium occur naturally. Note some sources of mass data do calculate the mass of electrons when determining and isotope s mass mldr when.
Calculating average atomic mass worksheet. More difficult than worksheet 1 0. Show all calculation setups worth 16 30 points round to proper significant figures 4 30 points and include proper units 4 30points. The atomic mass for each element appearing on the periodic table represents the weighted average of masses for each individual isotope of an element.
1 three isotopes of silicon occur in nature. Average atomic mass worksheet 2. 27 97693 amu 28 97649 amu 29 97377 amu isoto es of silicon. Silicon 28 92 23 27 97693 amu silicon 29 4 68 28 97649 amu silicon 30 3 09 29 97377 amu calculate the average atomic mass for the three isotopes of silicon.
Answer key sold separately should be posted in a link here get both the worksheet and the answer key in the bundle above for 10 off. For example the atomic mass of carbon is reported as 12 011 amu atomic mass units.