kaileyrouse kaileyrouse

02-09-2017
Chemistry

contestada

how many protons are in helium

Respuesta :

LeChatNoir LeChatNoir

02-09-2017

⁴₂He
- 2 protons
- 2 electrons
- 2 neutrons

Answer Link

aralynnjohnson aralynnjohnson

02-09-2017

there are 2 protons in helium :)

Answer Link

Otras preguntas

Simplify by combining like terms ... i need help sadly ... 1) 5a-a 2) 5 divide 10s - 8s 3) 2a + 3b + 4a

A pitcher on a baseball team has pitched 98 2/3 innings. What is the number of innings written as a decimal?

value mart is having a back to school sale on pencils a pack of 30 sells for 7.97 whereas a 12 pack brand cost for 4.77 which is better to buy and please explai

how big is San Nicolas Island

Describe a situation that could be modeled with the ratio 4:1

Rename the number 4 thousand 7 hundreds = 47

What is the steepest line possible? What is the slope?

The rain shadow effect is used to describe rainfall around certain mountain ranges. Which of the following statements is true? (A) The northern hemisphere and

What is 3.82 rounded to the nearest whole number

find a whole number x in x/113 so that the ratio is a good estimate for pi