harshdhindsa64 harshdhindsa64

16-01-2021
Chemistry

contestada

calculate the number of Aluminium ions present in 1.5 gram of Aluminium oxide

Relax

Respuesta :

16-01-2021

Answer:

1.771x10^22

Explanation:

6.02x10^23:avogadro's number

2: number of Al ions in Al2O3

1.5/102=0.0147:number of moles in the compound

moles=mass/relative mass number

so 0.0147x(6.02x10^23)x2=1.771x10^22

Answer Link

Otras preguntas

is an unburned lump of coal kinetic energy and potential energy

4. Which effect can be traced directly to the supreme court’s ruling in the Plessy vs. Ferguson?

Finish the analogy - speck is to dust as sliver is to what

If you seen this: Vacation at Mount Rushmore Suppose to be able to find 4 Presidents out of this, what you think? Need answer ASAP.. Thanks

Explain how estimating helps you check the reasonableness of your answers?

Finish the analogy - speck is to dust as sliver is to what

Which discovery supported the endosymbiotic theory?

The girl in Yeats's poem was once a fish and is described as having apple blossoms in her hair. What do readers associate her with? a. the wandering speaker b.

Describe the Milky Way. What does it contain?

what number has the same value as12 tens