jamiecoolgal4765 jamiecoolgal4765
  • 23-09-2017
  • Chemistry
contestada

An atom with 82 protons, 125 neutrons and 78 electrons will have a mass number of

Respuesta :

HaniyaAhmed
HaniyaAhmed HaniyaAhmed
  • 23-09-2017
207 and the  name of atom is Lead (Pb)
Answer Link

Otras preguntas

Which statement is not a reason archetypes are important to understand? A.Archetypes vary from culture to culture and must be memorized. B.Writers use them to c
Who was Henry II? A. the king who led the Normans in their conquest of England B. the king who established a new system of justice in England C. the king wh
suppose someone's pores were blocked and sweat could not escape. what would happen
Prove: In an equilateral triangle the three medians are equal.
Solve each system by the addition method. -4x+7y =9 2y=-5x-22 Put the answer in (x,y) form
A collection of dimes and nickels is worth $6.90. There are 96 coins in all. How many of each coin are there?
why do we convert measurements
What two groups of people received the most help from the Second New Deal? -the wealthy -minorities -unemployed -women
what does standard deviation mean?
T is between points D and S. DT = 27 and TS = 35. What is DS? DS = _________ please help ASAP