Question

An element (E) has several naturally occurring isotopes, with the following abundances: 72E, 54.5% 73E, 15.6%...

An element (E) has several naturally occurring isotopes, with the following abundances:
72E, 54.5% 73E, 15.6% 74E, 29.9%

1.72.1

2.72.8

3.73.4

4.73.8

5.74.0

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #2

answered by: anonymous
0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Silicon has three naturally occurring isotopes:28Si (27.9769 amu), 29Si (28.9765 amu),and 30Si (29.9738 amu). What are...
Silicon has three naturally occurring isotopes:28Si (27.9769 amu), 29Si (28.9765 amu),and 30Si (29.9738 amu). What are the percent abundances of these isotopes?
An element has two naturally occurring isotopes. Isotope 1 has a mass of 120.9038 amu and...
An element has two naturally occurring isotopes. Isotope 1 has a mass of 120.9038 amu and a relative abundance of 57.4%, and isotope 2 has a mass of 122.9042 amu and a relative abundance of 42.6%. 1.Find the atomic mass of this element Express your answer using four significant figures. 2. By comparison to the periodic table, identify it. Express your answer as a chemical symbol.
Iridium occurs naturally in two isotopes 191Ir and 193Ir with natural abundances of 37.3% and 62.7%...
Iridium occurs naturally in two isotopes 191Ir and 193Ir with natural abundances of 37.3% and 62.7% respectively. A 1.345 mol sample of natural Ir2O3 is analyzed. b. What would be the expected amount of 191Ir2O3, 193Ir2O3, and 191Ir193IrO3?
1.) An unknown atom, X, has only two naturally occurring isotopes, X-105 and X-103. The mass...
1.) An unknown atom, X, has only two naturally occurring isotopes, X-105 and X-103. The mass of X-105 is 104.67 amu and the mass of X-103 is 103.11 amu. Use the atomic mass of thus unknown element, 104.39 amu, to determine the relative abundance of each isotopes in a naturally occurring sample. Report your answer to the correct number of significant figures, with correct units, and clearly label each isotope natural abundance 2.) What is the correct expression for converting...
There are two naturally occurring isotopes of chlorine. 35Cl has a mass of 34.9689 amu. 37Cl...
There are two naturally occurring isotopes of chlorine. 35Cl has a mass of 34.9689 amu. 37Cl has a mass of 36.9659 amu. Determine the abundance of each isotope.
Chlorine has two naturally occurring isotopes, 35Cl with an atomic mass of 34.969 amu and 37Cl...
Chlorine has two naturally occurring isotopes, 35Cl with an atomic mass of 34.969 amu and 37Cl with an atomic mass of 36.966 amu. The weighted average atomic mass of chlorine is 35.45 amu. What is the percent abundance of each isotope? Be sure your work supports your answer. Copper has two naturally occurring isotopes, 63Cu with an atomic mass of 62.9296 amu and 65Cu with an atomic mass of 64.9278 amu. The weighted average atomic mass of copper is 63.546...
73.9269 amu is the mass of 72.9% of the isotopes of an element with only two...
73.9269 amu is the mass of 72.9% of the isotopes of an element with only two naturally occurring isotopes. The atomic mass of the other isotope is 75.8975 amu. Identify the element and calculate its average atomic mass.
) Naturally occurring lithium has two isotopes: lithium-6 with a mass of 6.0151 amu and lithium-7...
) Naturally occurring lithium has two isotopes: lithium-6 with a mass of 6.0151 amu and lithium-7 with a mass of 7.0160 amu. Determine the percent abundance of lithium-6.
Gallium has two naturally occurring isotopes: 69Ga with a mass of 68.9256 amu and a natural...
Gallium has two naturally occurring isotopes: 69Ga with a mass of 68.9256 amu and a natural abundance of 60.11% and 71Ga. Use the atomic mass of gallium from the periodic table to find the mass of gallium-71. Express the mass in atomic mass units to two decimal places.
Magnesium has three naturally occurring isotopes: Mg-24 with mass 24.3050 amu and a natural abundance of...
Magnesium has three naturally occurring isotopes: Mg-24 with mass 24.3050 amu and a natural abundance of 78.99 %, Mg-25 with mass 24.9858 amu and a natural abundance of 10.00 %, and Mg-26 with mass 25.9826 amu and a natural abundance of 11.01 %.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT