elizabethallona elizabethallona

02-01-2019
Chemistry

contestada

How many neutrons does an element have if its atomic number is 55 and its mass number is 150?

Respuesta :

02-01-2019

With an atomic number of 55, that means there are 55 protons. Because electrons do not count towards atomic weight, the element would have 150-55 neutrons. So, 95 neutrons.

Answer Link

02-01-2019

95 neutrons hope this helps

Answer Link

Otras preguntas

How do scientists use seismic waves to know that these two “earmuffs” are located in the Mantle?

Officials project that between 201020102010 and 205020502050, the population of a certain city will drastically change. The model below gives the projection of

Jane is planning to go on a camping trip. She purchases a bottle of mineral water, a pack of biscuits, a small tube of toothpaste, and a toothbrush from the su

What is 65 percent of 78?

According to the text, in 2004, __________ were reported to the police. Select one: a. 39 percent of property crimes b. 50 percent of violent crimes c. 85 perce

What is the amount of work done when a force of 10N moves a 20kg mass of 8 meters?

What is the equation of 23 =5

Why do you think is the important of Festival Dances?

Martin works as a pizza delivery person. He parks his bike outside Regalia Inc. To deliver an order. Meanwhile, a damaged book rack in Regalia, which is situate

Which of the following best describes a dividend? O A. A share of a company's profit paid to each stockholder O B. The increase in a person's investment C. The