Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 30

EASY

11th Telangana Board

IMPORTANT

Earn 100

What are comproportionation reactions ? Give example.

Important Questions on Stoichiometry

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 31

Determine the empirical formula of an oxide of iron which has

69.9 %

iron and

30.1 %

dioxygen by mass.

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 32

Calculate the mass of sodium acetate (

{CH}_{3} COONa

) required to make

500 mL

of

0.375

molar aqueous solution. Molar mass of sodium acetate is

82.0245 g {mol}^{- 1}

.

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 33

What is the concentration of sugar (

C_{12} H_{22} O_{11}

) in

mol L^{- 1}

if

20 g

are dissolved in enough water to make a final volume up to

2 L

?

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 34

How many significant figures are present in the following?

$0.0025$

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 34

How many significant figures are present in the following?

$208$

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 34

How many significant figures are present in the following?

$5005$

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11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 34

How many significant figures are present in the following?

$126, 000$

EASY

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 5 - Stoichiometry>QUESTIONS>Q 34

How many significant figures are present in the following?

$500.0$