Pages

▼
Showing posts with label MOLE CONCEPT. Show all posts
Showing posts with label MOLE CONCEPT. Show all posts
Saturday, September 26, 2020

For the reaction Initially 2.5 moles of Fe(NO3)3 and 3.6 moles of Na2CO3 are taken. If 6.3 moles of Na2CO3 is obtained the % yield of given reaction is ?

›
 

3.9 gm Al(OH)3 is reacted with excess of HCl , 6.5 gm AlCl3 is formed determined % yield of reaction ?

›

200 gm of CaCO3 on heating produces 11.2 litre of CO2 (g) at STP calculate % yield of reaction?

›

How many grams of Fe2O3 formed by heating of 18 gm FeO with O2.

›
SOLUTION:

How many moles O2 are required to needed produced 5 moles of Fe2O3.

›
SOLUTION:

367.5 gm KClO3 (122.5) when heated then calculate. (1) How many gram of O2 is produced? (2) How Many litre of O2 is produced at STP?

›
SOLUTION:

A piece of Cu contains 6.022 x10^24 atoms. How many mole of Cu does it contain?

›

What is the "Gram Molecular mass" ?

›
Gram Molecular mass: Gram molecular mass can be defined as the mass of 1 mole of molecules.

What is "Molecular mass ?

›
Molecular mass : Molecular mass is the number which indicates how many times the mass of one molecule of a substance is heavier in compariso...

What is Gram atomic mass (GAM) ?

›
Gram atomic mass : The gram atomic mass can be defined as the mass of 1 mole atoms of an element.

What is Atomic mass unit (amu) ?

›
The quantity [1/12 mass of an atom of C-12] is known as atomic mass unit. The actual mass of one atom of C-12 = 1.9924x10^-26 kg

What is "Atomic mass" ?

›
Atomic mass of an element can be defined as the number which indicates how many times the mass of one atom of the element is heavier in comp...

What is "mole" ?

›
 A mole is the amount of substance that contains as many species [Atoms, molecules ions or other particles] as there are atoms in exactly 12...
Thursday, February 28, 2019

MOLE-MOLE ANALYSIS:

›
Mole Concepts: Mole and Moles Analysis rule: Ratio of Moles of reactant or product with its coefficient is always constant for a ba...
1 comment: