anishaadhikari077 anishaadhikari077

02-01-2021
Chemistry

contestada

calculate the mass of one atom of helium.

Respuesta :

sumi9813 sumi9813

02-01-2021

Answer:

One atom lf helium has a mass of 4 u

Know that 1 u =1.66. 10-24g

Answer Link

Otras preguntas

given the arithmetic sequence an=-1+7(n-1), what is the domain for n?

ray and hunter sell newspapers after school. ray earns $11 more than hunter. if ray earns $25,how much money does hunter earn?

A researcher wants to determine if a unicellular organism he discovered is an autotroph or a heterotroph. He radioactively labels the carbon in CO2 and C6H12O6,

Please help!!! Will mark brainliest!!!

When geographers study human systems, they are finding out about peoples culture. Please select the best answer from the choices provided true or false.

The table shows values for a quadratic function what is the average rate of change for this function for the interval from x=1 to x=3

What is the perimeter of the triangle shown on the coordinate plane to the nearest 10th of a unit? Please help.

reproduction where there is only 1 parent is called....

Explain bulk gaining industry

Another word for a break in a levee is a