EASY
11th Telangana Board
IMPORTANT
Earn 100

Define and explain molar mass.

Important Questions on Stoichiometry

EASY
11th Telangana Board
IMPORTANT
What are disproportionation reactions ? Give example.
EASY
11th Telangana Board
IMPORTANT
What are comproportionation reactions ? Give example.
EASY
11th Telangana Board
IMPORTANT
Determine the empirical formula of an oxide of iron which has 69.9% iron and 30.1% dioxygen by mass.
EASY
11th Telangana Board
IMPORTANT
Calculate the mass of sodium acetate (CH3COONa) required to make 500 mL of 0.375 molar aqueous solution. Molar mass of sodium acetate is 82.0245 g mol-1.
EASY
11th Telangana Board
IMPORTANT
What is the concentration of sugar (C12H22O11) in mol L-1 if 20 g are dissolved in enough water to make a final volume up to 2 L?
EASY
11th Telangana Board
IMPORTANT

How many significant figures are present in the following?

0.0025

EASY
11th Telangana Board
IMPORTANT

How many significant figures are present in the following?

208

EASY
11th Telangana Board
IMPORTANT

How many significant figures are present in the following?

5005