Explanation

 The amount of heat required to vaporize one mole of a liquid at its boiling point is called Molar heat of vaporization. 

"Molar" refers to one mole of a substance, and "vaporization" means the process of turning a liquid into a gas. 

Explanation

Explanation

The Centaurus is a mixed-use real estate development in the city of Islamabad, Pakistan. 

Construction started: 2006

Completed: 2015

Opening: 17 February 2013

Owner: Sardar Tanveer Ilyas and Sardar Yasir Ilyas

Floor count: 26

The shopping center at the Centaurus Mall caught fire on October 9, 2022.

ND-5-09--023

Explanation

Diamond is a poor conductor of electricity

Because all of its carbon atoms are covalently bonded to four other carbon atoms,

Meaning there are no electrons available to move freely and conduct electricity. 

Explanation

Explanation

Some people revel in gossip.

The phrasal verb "revel in" means to greatly enjoy or take pleasure in something

So, "revel in gossip" means to enjoy gossiping.

Explanation

The total work done in moving a body along a closed path in a gravitational field is always zero.

This is because the gravitational field is conservative,

Meaning the work done by the conservative force is independent of the path taken and

Only depends on the initial and final positions,

And for a closed path, the initial and final positions are the same.

Explanation

Explanation

40 percent * 75 

(40:100)* 75 

(40* 75):100 

3000:100 = 30

ND-5-09--023

Explanation

Angular velocity = angle/time  

Since angle is dimensionless, only time remains in the denominator.  

So, its dimensional formula is [T]⁻¹