Q:

What is the gram formula mass of $K_{2} {CO}_{3}$ ?

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
Job Role: Analyst , Bank Clerk , Bank PO

2 2249

Q:

Select the antonym of

to lament

A) to deplore	B) to bawl
C) to laud	D) to bemoan

Answer & Explanation Answer: C) to laud

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Select the antonym of

to rake

A) to harrow	B) to scatter
C) to scour	D) to enfilade

Answer & Explanation Answer: B) to scatter

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Singbhum is famous for

A) Coal	B) Copper
C) Iron	D) Aluminium

Answer & Explanation Answer: C) Iron

Explanation:

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Filed Under: Indian Economy

1 2248

Q:

Mid - Day is a scheme to provide nutrious food to

A) Those taking treatment in hospitals	B) School going children
C) Daily Wage Employees	D) Girls who are residing in girls

Answer & Explanation Answer: B) School going children

Explanation:

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Filed Under: Indian Economy

4 2248

Q:

The Steel Man of India and former chief of Tisco (now Tata Steel) who passed away recently

Answer

Russi Mody

Workspace

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Subject: Famous Personalities

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Q:

Which is Largest Stadium in the world?

Answer

Strahov Stadium in Praha,Czech Republic accommodation 240000 persons

Workspace

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Subject: Longest, Shortest, Deepest

5 2248

Q:

CPU performance is measured through ________.

A) MHz	B) Throughput
C) Flaps	D) None of the above

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