delucaswag delucaswag
  • 23-01-2015
  • Chemistry
contestada

what is the total number of protons in the nucleus of an atom of potassium-42?

Relax

Respuesta :

sohailulhaq sohailulhaq
  • 23-01-2015
since the atomic number of potassium is 19 then the number of protons in the nucleus of a potassium atom is 19
Answer Link

Otras preguntas

Emmanuel did not achieve any of his fitness goals this month. To help figure out why, he has decided to journal about what happened and see if there is a way he
Which statement describes an intensive property of matter? OIt is the same for every sample of a single substance. OIt depends on how a substance was formed. It
pls help with Spanish one​
x^2 - x - 20> 0 solve inequality
3. Find the slope using two points and choose the equation in point-slope form; then select the equation in slope-intercept form. (-0.1,-0.24), (-0.01, 0.96) po
given q= 10^-6 c, v= (3i + 4j )m/(s) , b=1i tesla find magnetic force
1....Give one reason why sunglasses are translucent?​
1 billion, 1 million compare and give the factor
mathematics assignment ​
I have a question so yall can get points so Whats 1+1