christting christting

03-12-2020
Chemistry

contestada

Calculate the atomic mass of copper if copper-63 is 69.17% abundant and copper-65 is 30% abundant

Respuesta :

pajamikopa pajamikopa

03-12-2020

Answer:List of isotopes

Nuclide Z Isotopic mass (Da)

Excitation energy

63Cu 29 62.9295975(6)

64Cu 29 63.9297642(6)

65Cu 29 64.9277895(7)

Explanation:

Answer Link

Otras preguntas

Find the value of X.

What is the answer negative one times the sum of one and seven times a number, decreased by 6 times the difference of negative seven and a number,equals thirty-

I feel sad when I'm alone, but happy when I'm with others. But only if the other people are happy too. How do I fix that?

(d) Assume that the average life of a refrigerator is 15 years, with the standard deviation given in part (a) before it breaks. Suppose that a company guarantee

help please Asap its so hard.

Find the positive square root of 2 9/49

5 . 9 × ____ = 73.16 which is the missing factor? A. 0.124 B. 1.24 C. 12.4 D. 124

x2 + 3x where X is equal to 1.7

Why is the cell membrane described as being selectively permeable? Explain how its structure helps it to perform this function

What observations can you make about Day of the Dead? Make at least 3need answer