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

Solve the equation for me 9y=8(y+11)

A stack of books is 70 inches high. How high is it in feet and inches?

A simple rule of __________ is that a sentence must have a noun phrase and a verb phrase. A. semantics B. syntax C. phonemes D. morphemes

What did the haikouella, a primitive early chordate fossil, lack that vertebrates have?

The second messenger camp is synthesized by the enzyme _____.

The basic purpose of measuring cash flow is to estimate how much:

What is the most superficial region of the kidney?

Factor the expression completely over the complex numbers. y^4+12y^2+36

2 1/2x −3/4 (2x+5)= 3/8 A. x=−4 5/8 B. x=−3 3/8 C. x=4 1/8 D. x=5 3/8

list two examples of positive body language