ddesravines ddesravines

03-02-2017
Chemistry

contestada

When a radioactive atom emits an alpha particle, the original atom's atomic number decreases by four.

Respuesta :

yashddsy26 yashddsy26

03-02-2017

Ya it is true, alpha particle is actually helium atom with no electrons !
He2+ and it has mass of 4 u ....So that is correct !

Answer Link

Otras preguntas

_______ tenderizes foods that aren't naturally tender

What was one effect of the State Colonization Law of 1825? A. Mexico gained its independence from Spain. B. San Antonio's population reached 20,000. C. Slavery

What inequality sign would be used for the words, "no fewer than?"

72=4(3k+3) does any one know the correct answer

helpppppp for brainliest

pls help in the next 5 mins!! How did the fall of the Mughal Dynasty Lead to the british colonization of india?

Socialism and Communism both hold that the means of production should be owned by which of the following? Select one: A. the people or community B. overseas inv

Based on this passage, what is the best characterization of Kahlo? O She liked to be fashionable. She was independent. She often followed others. She obeyed tra

Rewrite the division problem as multiplication:

Use context clues to find the correct definition of the multiple-meaning word bow as it is used in this sentence.