guccisensei guccisensei
  • 02-01-2019
  • Chemistry
contestada

the rounded atomic mass of helium

Respuesta :

inneedofhelp99 inneedofhelp99
  • 02-01-2019
The atomic mass is 4
Ver imagen inneedofhelp99
Answer Link

Otras preguntas

is five-sided and pentagon are the same????
64 × 5^3 × x^7 ÷ 10^3 × x^4​
I WILL GIVE BRANLIEST
solution of the inequality |7x-5| < |3x+11| is ...​
PLEASE ANSWER WILL MARK BRAINLIEST!! please answer the questions in the photo, it’s due in 15 minutes
One student records information about galaxies in the chart shown below. Which columns in the chart would most likely have the same description for all three g
List 6 ways intoxication can affect a person.
Find an expression for the area enclosed by quadrilateral ABCD below. a) 7x+25 b)[tex]35x^{2} +125[/tex] c)[tex]36x^{2}[/tex] d) [tex]6x^{2} + 30x[/tex] PLEASE
what is the mass of 3.8 mol of the element iron(Fe )?
When a heart attack occurs, heart tissue enzymes begin to show up in the bloodstream. On the third day, physicians expect to find increasing levels of: