24-02-2021
Chemistry

contestada

How many moles of KMnO4 are in 75g of KMNO4?

Respuesta :

24-02-2021

Answer:

0.64 mol

Explanation:

moles=mass/molar mass

n= 75/(39+14+4×16)

n=75/117

n = 0.64mol

Answer Link

Otras preguntas

These maps show land temperature anomalies for December 2008 and December 2015 Which statement is best supported by the maps? A. Overall temperatures were highe

how does teaching the public about energy conservation help decrease air pollution? A. Increases the supply of electricity B. Reduces the demand for electricit

Locate the adverb phrase and the word or phrase it modifies. In the morning, thousands of birds appeared.

What were the main effects of the Six-Day War? Check all that apply. Israel gained a natural and defendable border. Jerusalem fell under the control of the A

What is it when the narrator or central protagonist revisits key memories from their past?

PLEASE HELP FIRST GETS BRAINLIEST!!!!!! Five red marbles, 3 green marbles, and 2 blue marbles are place in a jar. What is the probablity of selecting a red marb

What results only in horizontal compression of y=1/x by a factor of 6

Help with math please

Cylindrical hole of radius a is bored through a sphere of radius 2a. the surface of the hole passes through the center of the sphere. how much material is remov

You need $2,500 as a deposit for a new car. You have already saved 50% of this amount. Which calculation could you use to check how much you still need to sav