harshdhindsa64 harshdhindsa64

16-01-2021
Chemistry

contestada

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

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

I need this fast !!!

"Good night, good night! As sweet repose and rest Come to thy heart as that within my breast!" which word gives us the best clue as to the meaning of the word r

In MLA style, how long must a quote be to be a block quotation? A. More than 8 lines B. More than 2 lines C. More than 4 lines D. 50 words or more

Stops: Using the information learned in this course, explain three things you will not do when driving. A. B. C.

Thirty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to ten percent salt?

The rapidly developing journalism industry, flourishing in America, helped produce the great generation of writers in the period following which period? Civil W

I need help in partial fraction!! With simple explaination would be nice!

What stereotype about doctors emerged during the industrial and scientific revolution?

Graph the function y = x3 + 6x2 + 2x – 11. Based on the graph, what is the largest possible x-value if y = 0? Round your answer to the nearest hundredth, if nec

Managing the flow of goods and materials from the customer backward through the supply chain is called _____.