behabsjenajssngsbsbe behabsjenajssngsbsbe

15-12-2022
Chemistry

contestada

8. Rubidium is a soft, silvery white metal. The two naturally occurring isotopes of rubidium
are rubidium-85, with an atomic mass of 84.91179 amu; and rubidium-87, with an atomic
mass of 86.90919 amu. What are the percent natural abundances of these isotopes? Box
your answers.

Respuesta :

Otras preguntas

Select the correct answer. What is the range of the function f(x) = 3x − 12 for the domain {-2, 2}? A. {3, 12} B. {-6, -18} C. {6, 18} D. {12, 3}

Jace walked a total distance of 5 sixthof a mile to school this week. If he walked the same distance each of the 5 days, how far did he walk each day?

For each function, do the following: a) state the name of the function, b) identify the independent and dependent variable, c) identify the rule that assigns ex

He was a prophet, sprung of Melampus' line of seers, Melampus who lived in Pylos, mother of flocks, some years ago, rich among his Pyllians, at home in his grea

Fill in the blank with the future tense of the verb in parentheses. 1. Yo ____________ mantequilla en las palomitas. (poner) 2. Nosotros no ___________ ir al c

For years, schools have talked of making music and art after school clubs instead of required classes. Many parents have fought hard to keep these classes as pa

The length of a rectangular garden is 5 meters more than its width .its area is 84 square meters.find the dimensions of the rectangle

What is 2491 divided by 53

what is the tallest mountain in the U.S.?

What inferences can be made about the differences between the “old money” of East Egg and the “new money” of West Egg based on the two settings?