Q:

what is the gram formula mass of ${({NH}_{4})}_{3} {PO}_{4}$ ?

A) 139.54	B) 140.70
C) 149.08	D) 153.24

Answer & Explanation Answer: C) 149.08

Explanation:

The gram formula mass is nothing but molar mass.

Composition :

Symbol Element Atomic weight Atoms

P Phosphorus 30.973762 1 = 30.973

O Oxygen 15.9994 4 = 63.998

N Nitrogen 14.0067 3 = 42.020

H Hydrogen 1.00794 12 = 12.096

Total = 30.973+63.998+42.020+12.096 = 149.087

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Filed Under: Chemistry
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1 2682

Q:

I make things short but I am pretty long myself.

WHAT AM I?

Answer

I am ABBREVIATION.

Yes, i make things short and asks the full form of that thing.

Ex : FCI - Food Corporation of India

IAS - Indian Administrative Service.

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4 2682

Q:

What can you serve but never eat?

Answer

A Badminton shuttle or a tennis ball.

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10 2682

Q:

The five permanent members of UN security council are

A) Japan, West Germany, USSR, UK and USA	B) Germany, China, USSR, UK and USA
C) Canada, China, France, USSR and USA	D) China, France, USSR, UK and USA

Answer & Explanation Answer: D) China, France, USSR, UK and USA

Explanation:

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Filed Under: World Organisations

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Q:

As per the Census of 2001, the least urbanised State of India is

A) Arunachal Pradesh	B) Assam
C) Himachal Pradesh	D) Uttar Pradesh

Answer & Explanation Answer: C) Himachal Pradesh

Explanation:

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Filed Under: Indian Economy

1 2681

Q:

Ampere second could be the unit of

A) Power	B) Energy
C) Conductance	D) Charge

Answer & Explanation Answer: C) Conductance

Explanation:

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Filed Under: Physics
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4 2681

Q:

The term hierarchy refers to

A) a team in which everyone is equal and has to pull his or her own weight	B) a power structure in which each member knows his or her own place
C) a situation in which higher species such as men will always be in control of lower species such as animals	D) a condition in which the weak must die so the strong can survive

Answer & Explanation Answer: B) a power structure in which each member knows his or her own place

Explanation:

Hierarchy is a system of ranking in which members of a particular society are ranked in an ascending order depending on various factors.

Hence, the term hierarchy refers to a power structure in which each member knows his or her own place.

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Q:

The first Asin to head the prestigious Trinity College at Cambridge University is

A) Amartya Sen	B) Dr IG Patel
C) Romesh Gunesekera	D) Bhabani Bhattacharya

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