misswonderless misswonderless
  • 01-10-2018
  • Chemistry
contestada

An isotope of mercury has 80 protons and 120 neutrons. What is the mass number of this isotope.

Respuesta :

Stilisvvs Stilisvvs
  • 01-10-2018

The mass number of any isotope is equal to the number of protons and neutrons combined. In your example it is 80 + 120 = 200
Answer Link

Otras preguntas

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?
Match each of the life stages below to the sentence that best describes it. An answer may be used more than once.​ ​ Young people establish an identity separa
how many sides does a regular polygon have if each exterior angle measure is 45 degrees Please explain your answer, I really don't understand this.
What is 6 and 1/5- 2and 1/3
An attribute on a webpage allows you to set borders and change background colors. TRUE or FALSE
The length of the line segment joining the midpoints of sides AB and BC of the parallelogram ABCD is 10. Find the length of diagnol AC
Identify the type of observational study described. A statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 y
Long term effects on the body ​of xanax
Which of the following sex and generation combinations directly produces the pollen tube of angiosperms?A) male gametophyteB) female gametophyteC) male sporophy
PLEASE HELP ME W THIS PROBLEM