Chemistry

If an element N has isotopic abundances X% of mass number 12, atomic number 6, and Y% of N of mass number 13, atomic number 6. If their relative isotopic mass is 12.35. Find X and Y.

  1. 👍 0
  2. 👎 0
  3. 👁 89
asked by Adigun
  1. See your other post.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    If an element N has isotopic abundances X% of mass number 12, atomic number 6, and Y% of N of mass number 13, atomic number 6. If their relative isotopic mass is 12.35. Find X and Y.

    asked by Adigun on January 31, 2014
  2. 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
  3. 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
  4. Final Exam- Honors Physical Science

    how can you determine the number of protons, electrons,neutrons, atomic number, and the atomic mass of an element using the periodic table? Atomic mass is given in the table, as well as the atomic number and atomic mass number.

    asked by Kate on June 4, 2007
  5. 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
  6. Chemistry

    I just need help with this one question, and then once I know how to do the steps, I think can do the others. --- The average atomic mass of argon is 39.95 u. Natural argon contains three isotopes: Ar-36 (35.967 u), Ar-38 (37.962

    asked by Lucy on September 17, 2007
  7. Chemistry

    18. Explain how the atomic number of an element identifies the element. 19. How can atomic number and mass number be used to find the numbers of protons, electrons, and neutrons? 20. An atom is identified as platinum-195

    asked by Rosio on September 21, 2006
  8. spin of a electron

    I have to know the spin of a electron and what I have in my notes has me confused. 1. If the # of neutrons and # protons of a element are odd the element has a whole spin # (1, 2, 3) examples given: 2 H 11 B 14 N 17 O 33 S 35 Cl

    asked by ~christina~ on December 8, 2007
  9. chemistryI

    If 2 protons and 2 neutrons are ejected from a radium nucleus with atomic number 88 and mass number 226 which element will be the result? Could someone please tell me how to work this out. Thanks. The atomic number is the count of

    asked by laura on March 15, 2007
  10. science

    1. When Mendeleyev arranged the elements into the periodic table, he found that elements with fell into groups on the table A. the same mass B. similar size C. Similar properties D. The same color 2. Every element has its own

    asked by Help me on February 22, 2017

More Similar Questions