svmp1214 svmp1214

16-09-2021
Chemistry

contestada

The number of protons in this element is __________.

8

2

4

6

The number of protons in this element is 8 2 4 6 class=

Respuesta :

rspill6 rspill6

16-09-2021

Answer: 2 protons

Explanation:

The element number, 2 for He, is the number of protons in the nucleus. The 4.0026 is the average atomic mass of He.

Answer Link

Otras preguntas

When correcting a dangling modifier, what is a good question to ask?

Find the measure of are AB - please show work

Complete the slope-intercept form of the linear equation that represents the relationship in the table.

Who fought in syria in 740, and what was the outcome

Which of the following best explains what a horse farmer would do to create an infrastructure for a cow farm? O build a taller fence O keep the water tanks buil

What is the final sale price of a $140 dollar jacket after a 35% discount

Find the difference. (16m+3)-(4m-5)

Investments increase exponentially by about 60% every 6 years. If you start with a $2,500 investment, how much money would you have after 18 years? Future Amoun

Which group of measurements is the most precise? (Each group of measurements is for a different object.) a) 2.0 g, 3.0 g, 4.0 g b) 2 g, 2.5 g, 3 g c) 2 g, 3 g,

Why does adhesion behave the way it does?