Pages
(Move to ...)
Home
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
ARCHIVE
DPPs
Books
Videos:
Novel
Contact Us :
About Us:
▼
Showing posts with label
EQUIVALENT CONCEPT
.
Show all posts
Showing posts with label
EQUIVALENT CONCEPT
.
Show all posts
Wednesday, August 30, 2023
The equivalent mass of a metal is 2.5 that of oxygen. The minimum molecular mass of its oxide is?
›
Answer key : 20 u
The equivalent mass of a metal is double that of oxygen. How many times is the equivalent mass of its oxide greater than the mass of the metal?
›
Answer key : 1.5 times
Friday, May 5, 2023
The Normality of 4.9% (w/w) H2SO4 solution having density .02 gm/ml is ?
›
Ans key: (1.02 N )
Calculate the normality of HCl solution whose 500 ml is utillised to neutralise the 1500 ml of N/10 NaOH solution.
›
And : (3/10)
Sunday, June 28, 2020
Vapour density of mixture of NO2 and N2O4 is 34.4 , then percentage abundance (by volume) of NO2 in mixture is .
›
Molecular weight = 2×VD = 2× 34.5 = 69 u Consider ℅ of NO2 is "x" then % of N2O4 is "100-x...
Saturday, June 6, 2020
40 gm metal oxide (MO) contain 4 gm of Oxygen.Calculate the equivalent wt of a metal.
›
40 gm metal oxide contains 4 gm of Oxygen mean it has 36 gm of metal. Then Equivalent wt of metal is E_m = (Wt of metal/Wt of Oxygen)×8 ...
A metal oxide contains 60% metal by mass. The equivalent weight of metal is ..?
›
Metal Oxide contains 60% metal by mass means 100g of this oxide has 60 g metal and 40g oxygen. Equivalent Wt of Metal = (Wt of metal / Wt of...
›
Home
View web version
