rasv5192 rasv5192
  • 24-10-2022
  • Business
contestada

The element lanthanum has an isotope with an atomic mass of 138. 9 amu and an abundance of 99. 91%. A second isotope has an atomic mass of 137. 9 amu and an abundance of 0. 9%. What is the average atomic mass of lanthanum?.

Respuesta :

Otras preguntas

Suppose you have d dollars in your bank account. You spent 22 but have at least 28 left. How much money did you have initially. Write and solve an inequality th
THE FIRST INDIAN WOMAN TO BECOME SPEAKER OF A STATE ASSEMBLY IN INDIA
What's protein synthesis?
Who Owns Antarctica? thanks:)
If you are paid an hourly wage of $9.00, determine an equation for finding your weekly gross pay (P) for t hours. Specify an amount between 25 and 40 hours work
what was the crimean war?
Ted weighs twice as much as Julie. Mike weighs three times as much as Julie. Together, Ted, Mike, and Julie weigh 210 lbs. What is the weight of each person?
rearrange the following equations into slope intercept form. -3y=2x-6
in japan, what is karoshi?
Is there a diet that can cure cancer