# Chemistry

Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of 98.0001u and an abundance of 19.8%, what are the abundances of X-96 (mass of 95.9988u) and X-95 (mass of 95.0011u)?

1. 👍 0
2. 👎 0
3. 👁 63
1. See your other two posts above.

1. 👍 0
2. 👎 0
posted by DrBob222

## Similar Questions

1. ### Chemistry

Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of 98.0001u and an abundance of 19.8%, what are the abundances of X-96 (mass of 95.9988u) and X-95 (mass of

asked by Laurie on October 8, 2011
2. ### Chemistry

Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of 98.0001u and an abundance of 19.8%, what are the abundances of X-96 (mass of 95.9988u) and X-95 (mass of

asked by Laurie on October 8, 2011
3. ### chemistry

1.what is meant by atomic number of an element? 2.the mass number of an element is 18,it contains 7 electrons.what is the number of protons and neutrons in it?what is the atomic number of the element? 3.an element has an atomic

asked by pooja on May 4, 2012
4. ### Kelsie

name the element wsith the atomic number z= 15 and the atomic mass number 31. How many electrons does the neutral of this lement have? How many neutrons does the neutral atoms of this element have? I know the element with the

asked by CHEMISTRY on November 8, 2010
5. ### Chemistry

I have to write a bunch of atomic symbol for these isotopes and I don't understand how to I do it. (a) atomic number=53, number of neutrons=79 I looked at the periodic table for 53 so the element is Iodine. So They gave the atomic

asked by SC on April 6, 2010
6. ### chemistry

An element with body centred cubic structure.Edge length is 400pm.Calculate the density of element.Atomic Mass of element is 100u?

asked by Aarathy on July 13, 2013
7. ### Periodic Table

1. The atomic mass of an element is A. the sum of the protons and neutrons in one atom of the element.** B. twice the number of protons in one atom of the element. C. a ration based on the mass of a carbon-12 atom D. a weighted

asked by Peru on October 16, 2017
8. ### Chemistry

1. A hypothetical pure element consists entirely of two isotopes. The natural percent abundance of the isotope with mass 25.5 u is 86.1%. The other isotope has mass 29.2 u. Calculate the atomic weight of the naturally occurring

asked by Melissa on November 15, 2015
9. ### Chemistry

ONe day, you were walking along the road with your friend and saw a piece of solid that you've never seen before. You were curious about the identity of the substance so you tried to give it to the Department of Science. You found

asked by Marie Ashley on December 16, 2013
10. ### Chemistry

If 2.00 g of element G reacts with 5.00 g of element M to produce 7.00 g of a compound with the formula G3M2, what is the atomic mass of G if the atomic mass of M is 135.0 amu? Answer is 36 amu but why

asked by bill on December 9, 2016

More Similar Questions