stevepaulin stevepaulin

10-10-2017
Chemistry

contestada

Why the atomic mass of the copper is not exactly equal to 64

Respuesta :

ltxtreme1 ltxtreme1

10-10-2017

Because Copper has isotopes. All Coper atoms have the same number of protons, but not all of them have the same number of neutrons. The ones with different numbers of neutrons are also known as isotopes

Answer Link

Otras preguntas

Alana and Ramiro are writing an article for the school newspaper about whether their classmates prefer to buy their lunch or bring their lunch from home. Alana

True or false? A circle could be circumscribed about the quadrilateral below?

Calculate the height the shot was fired from if the victim was 6 ft tall and 30 ft away from the building where the shot was believed to have originated from. *

A major difference between the philosophy of President Herbert Hoover and that of President Franklin D. Roosevelt concerning solutions to the depression was tha

Where did the United States first expand its territory beyond the lower 48 states? A. Alaska B. Hawaii C. Puerto Rico D. the Philippines

when was abrham lincoln born

1. Why did people at the turn of the 20th century take a particular interest in the studies of the subconscious?

How many moles of sucrose are dissolved in 520 mL of solution if the solution concentration is 0.150 M

The policy objectives of Reaganomics were based on the theory that — * borrowing from foreign countries would help cover the costs of domestic programs signific

True or false? A circle could be circumscribed about the quadrilateral below?