monilchikani2022 monilchikani2022

01-03-2021
Chemistry

contestada

How many moles of potassium are needed to react completely with 7.50 mol of chromium (III) oxide? Show work.

Respuesta :

achirita777 achirita777

01-03-2021

Answer:

45 mol

Explanation:

First you need to balance the equation:

6K + Cr2O3 = 3K2O + 2Cr

the proportion of the coeficients of potassium and chromium oxide is 6 to 1 so we need to multiply 7.5 by 6 to get 45.

Answer Link

Otras preguntas

Excluding the Soviet Union, list the Asian countries in the communist bloc

How is energy transferred through a community of organisms glencoe?

Matthew walks 5/8 mile to the bus stop each morning. how far will you walk in 5 days

__ is power that is recognized as legitimate. A.sovereignty B.the will of the people C.authority D.absolute rule

Duffy is a passenger in a car that caleb is driving when an accident occurs. both caleb and duffy are emotionally rattled, but neither is physically hurt. caleb

Write an essay of at least 500 words that explores three distinct folktales from cultures on different continents, within the timeframe of this unit. Make certa

Please help ASAP !!!!

Which best describes what is happening in section C? His car is stopped. His car is speeding up. His car is slowing down. His car is traveling at a constant spe

EXPERTS ONLY PLEASE, IF U ARE PLZ HELP ME

The volume of a rectangular prism is (x3-3x2+5x-3), and the area of its base is (x -2). If the volume of a rectangular prism is the product of its base area and