blackstone1395 blackstone1395

15-04-2020
Chemistry

contestada

What is the chemical equation for the alpha decay of erbium-144

Respuesta :

Bladerunner1976 Bladerunner1976

15-04-2020

Answer:

Er-144 -------> Dy-140 + He-4

Explanation:

Alpha decay is the release of a hydrogen nucleus. So the original atom will decrease the mass by 4 and the atomic number by 2.

Answer Link

Otras preguntas

what is 1,000 divided by 38

An organization that employs people is called what ?

The scale of the model train is 1 inch to 13.5 feet. One of the cars of the model train is 5 inches long. What is the length, in feet, of the actual train car?

What is 0.506 rounded in the hundredths

how would the tides on earth be different if the moon revolved around earth in 15 days

Expanded form of 8.478

The democracy of Greek city-states was a limited democracy since no women or slaves could vote. a. True b. False

Ticket for the basketball game cost $14 each . If the sale of the tickets brought in 2,212 , how many ticket were sold

which one of the following choices is a mental symptom of distress? a.) high self-esteem b.) sleep disorders c.) memory loss

Read the following sentence: Do your work! The sentence above is an example of a/an _______ sentence.