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Q:

What is the gram formula mass of K2CO3?

A) 147 B) 138
C) 129 D) 116
 
Answer & Explanation Answer: B) 138

Explanation:

The gram formula mass of a compound is nothing but the molar mass.

The molar mass of K2CO3 (Potassium Carbonate) is given by

Atomic weights of individual elements are

 

K (Potassium) = 39 g

C (Carbon) = 12 g

O (Oxygen) = 16 g

 

Hence, that of K2CO3 = 39(2) + 12 + 16(3)

= 78 + 12 + 48

= 138.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

Which of the following Schemes was launched to promote basic education in India and attract children in School going age to attend the classes?

A) Pulse Polio Abhiyan B) Operation Flood
C) Mid-Day Meal Schema D) Operation Black Board
 
Answer & Explanation Answer: C) Mid-Day Meal Schema

Explanation:
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Filed Under: Indian Economy

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Q:

In which city Indian Railways has installed Asia’s largest Solid State Interlocking (SSI) system?

A) Kolkata B) Lucknow
C) Hyderabad D) Kharagpur
 
Answer & Explanation Answer: D) Kharagpur

Explanation:
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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams
Job Role: Bank PO

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Q:

If a > b > 0, AB = a - b cm, BC = 2√ab cm, then ∠ABC is

A)  45° B)  60
C)  90° D)  120°
 
Answer & Explanation Answer: C)  90°

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams , AIEEE

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Q:

What is the basic foundation of neoclassical literature?

A) Artistic values of ancient Greece and Rome B) Puritan philosophy
C) Enlightenment theory D) Anti-Renaissance thought
 
Answer & Explanation Answer: A) Artistic values of ancient Greece and Rome

Explanation:
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Filed Under: World History
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Q:

Which the smallest among all the birds?

A) Ostrich B) Humming Bird
C) King Fisher D) Sparrow
 
Answer & Explanation Answer: B) Humming Bird

Explanation:

humming Bird is the smallest among all the birds

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Filed Under: Books and Authors

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Q:

What Is EBIDTA?

Answer

EBITDA stands for earnings before interest, taxes, depreciation, and amortization. EBITDA came into wide use among private capital firms, wanting to calculate what they should pay for a business.

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Subject: Finance

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Q:

The act of formally approving something is known as Arbitration.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

The act of formally approving something is known as Ratification.

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Subject: General Awareness
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