arodriguez4021 arodriguez4021
  • 17-09-2017
  • Chemistry
contestada

An atom contains 3 protons, 4 neutrons, and 3 electrons. what is its mass number

Respuesta :

haneylia
haneylia haneylia
  • 17-09-2017
Because the atom contains 3 protons, it is Lithium. The isotope is specifically Lithium-7 but Lithium's average mass number is 6.941 amu.
Answer Link

Otras preguntas

Which lines from "The Weary Blues" suggest that the speaker is impressed by the musician?
50+10(8*1)+2 What property do you use to solve this and how.
Which battle victory led the French to believe that the colonists could win the war? A. the Battle of Saratoga B. the Battle of Yorktown C. the Batt
Which characteristics do all prokaryotes and eukaryotes share?
Jackie buys a basket for $6, 2 pounds of apples for $3.50 per pound, and 2 pounds of oranges for $3.50 each per pound. The tax for the whole purchase is $1. Ex
How to identify whether the verb tense is helping to convey time, sequence, condition, or state.
What were two disadvantages the colonies faced in starting a war with England?
Monosaccharides are also known as what? fats simple sugars protines amino acids
Why is it important to elevate the stigma
A rectangle's length is three times its width. Let w denote the rectangle's width. What polynomial represents the rectangle's area?