ChanceFuller ChanceFuller

06-07-2017
Chemistry

contestada

I WILL RATE BRAINLIEST!!
An isotope of mercury has 80 protons and 120 neutrons. What is the mass number of this isotope?
I think that it is 200 but I am unsure

Respuesta :

Kasiyamironov Kasiyamironov

06-07-2017

The answer is 200 for sure!!!!!

Answer Link

natalyaschaaf natalyaschaaf

06-07-2017

80 protons + 120 neutrons = 200
You're right. The mass number is 200.

Answer Link

Otras preguntas

If 120% of a is equal to 80% of b, then what is the value of a+b in terms of a and b?

Smooth muscle is also called A. connective tissue. B. voluntary muscle. C. involuntary muscle. D. epithelial tissue.

An object in freefall seems to be

can the ratio of a parent's age to his or her child's age ever be exactly 3:2

Which group was charged the highest rates by the railroads during the late 19th century? a. bankers b. farmers c. factory owners d. immigrants

does a polygon have more sides or angles?

The virus reproduces using the host cell, which ultimately makes

meaning of the metaphor this house is a closet?

What is the main reason that attitudes are more often revealed in spoken rather than written language? A. In spoken language, we are often careless in our use o

kay goes for several bike rides during the week. if her speed is 10.75 miles per hour and she takes 1.9 hours. how many miles did she go