Average Atomic Mass Worksheet Doc

Complete the following table.

Average atomic mass worksheet doc. The term average atomic mass is a average and so is calculated differently from a normal average. 23na 1 14n 3 17o 2 protons 20 11 7 8 neutrons 20 12 7 9 electrons 18 10 10 10 atomic mass number 40 23 14 17 3. Chemistry name la nathia hickson calculating average atomic mass worksheet show all calculation setups round to proper significant figures and include proper units. 28x mass 27 98 amu abundance 92 23 and 29x mass 28 98 amu abundance 7 770.

The average atomic mass of the three isotopes is 24 3050 amu. Calculate the average atomic mass if element x has two isotopes. 10 16 20 period 5 average atomic mass worksheet 2 show your. 30 8 fora mass of 64 93u.

J adore donely trinity miller date. Calculate the actual atomic mass of 65cu. The element copper has naturally occurring isotopes with mass numbers of 63 and 65. Calculate the average atomic mass of copper.

The element copper has naturally occurring isotopes with mass numbers of 63 and 65. Calculate the average atomic mass of sulfur if 95 00 of all sulfur isotopes are sulfur 32 0 76 are sulfur 33 and 4 22 are sulfur 34. Explain how this type of average is calculated. 65cu 64 9278 amu 7 magnesium consists of three naturally occurring isotopes.

Calculating average atomic mass worksheet name show all calculation setups worth 6 10points on the quiz. The element copper has naturally occurring isotopes with mass numbers of 63 and 65. The average atomic mass between these two isotopes is 63 546 amu. The relative abundance and atomic masses are 69 2 and 30 8 respectively.

The percent abundance of these isotopes is as follows. Name natural percent abundance mass amu calculation workings average atomic mass amu silicon 92 23 4 67 3 10 27 9769 28 9765 29 9738 magnesium 78 99 10 00 11 01 23 9850 24 9858 25 9826 lithium 7 5 92 5 6 015 7 016 bromine 50 53 49 47 78 9183 80 9163 2. 63 54 amy calculate the average atomic mass of copper. Calculate the average atomic masses.

Atomic mass number 37 35 88 90 periodic table box. View day 18 doc average atomic mass worksheet 2 pdf from sci 112 at shiloh high school. Iodine is 80 127i 17 126i and 3 128i. What is the atomic mass of hafnium if out of every 100 atoms 5 have a mass of 176 19 have a mass of 177 27 have a mass of 178 14 have a mass of 179 and 35 have a mass of 180 0.

Nitrogen has two naturally occurring isotopes n 14 and n 15. More average atomic mass. The term average atomic mass is a weighted average and so is calculated differently from a normal average. 24mg 78 70 25mg 10 13 and 26mg 11 7.

Round all answers to two decimal places. Adjust for significant figures 2 10 points and give units 2 10points.