davidcanencio6468 davidcanencio6468
  • 26-05-2017
  • Chemistry
contestada

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

40

80

120

200

Respuesta :

sacwind2 sacwind2
  • 26-05-2017
the correct answer is two hundred for its mass number as eighty plus hundred and twenty is two hundred hence the answer is the last option
Answer Link

Otras preguntas

The boy was penitent and _______ to the store clerk for stealing candy.a-bragged b-apologizedc-talked d-cordial
Find the domain of each rational expression. f(x)=5x-7/4
Calculate the slope of a Line that intersects point (6,2) And ((-4,-3). A.1/2. B.2/3 C.4/5. D.7/8. For me the answer are a. Please help me.
How many faces edges vertices does a decagonal prism have ?
what is a closed-ended question?
Find the domain of each rational expression. f(x)=5x-7/4
What expression represents the number of squares in terms of the figure number?
How many faces edges vertices does a decagonal prism have ?
what is a 'birthday suit'?
Julius Caesar, hero or tyrant?! And why????