Mariaeugeniaferminre Mariaeugeniaferminre

02-11-2020
Chemistry

contestada

What is the symbol of the element that has a mass number of 140 with 82 neutrons?

Respuesta :

wiltedw wiltedw

07-11-2020

Answer:

Cerium-140 (Ce)

Explanation:

Cerium-140 has 52 protons and 82 neutrons and is stable.

Answer Link

Otras preguntas

What is the lowest value of the range of the function shown on the graph! Please help asap

i need help what is the answer Why would there be thousands of new voters in the Election of 1828? A) Native Americans and women were given the right to vote

Mary is going for a walk. She walks 12.5 miles in 5 hours. What is her speed

A good filling system shares all of the common Characteristics of a

Which of the following options is true about the solution to the given set of equations y=6x + 9 y=6x + 2 One solution No solution Two solutions Infinite solu

People usually access social networking sites to be informed and entertained, as well as to connect to others and: O A. outline their thoughts. O B. earn bett

is my answer correct?

Drag and drop the correct descriptions to identify the effects of agricultural improvements on Europe.

What happened after the assassination of Archduke Franz Ferdinand that led to World War l

Janette needs help remembering how to do the exercises her physical therapist recommended. Which medical technology can she use to help her remember the exercis