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The heat of dilution refers to the enthalpy change associated with the dilution process of a component in a solution at a constant pressure. It…

Pembrokeshire Coast National Park (Welsh: Parc Cenedlaethol Arfordir Penfro) is home to some of the world’s best beaches, Britain’s smallest city and some of Wales’…

Dilution is the action of making a liquid more dilute. It is the process of decreasing the concentration of a solute in a solution, usually simply…

Light pollution, unwanted or excessive artificial light. Like noise pollution, a light pollution is a form of waste energy that can cause adverse effects and…

Amalgam is an alloy of mercury with another metal. It may be a liquid, a soft paste, or a solid, depending upon the proportion of…

Most environmental pollution on Earth comes from humans and their inventions. Take, for example, the automobile or that miraculous human-made material, plastic. Today, automobile emissions…

Involuntary unemployment occurs when a person is willing to work at the prevailing wage yet is unemployed. It is a situation where workers are willing…

Water pollution occurs when harmful substances often chemicals or microorganisms contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality…

Concept of Contribution Margin The contribution margin is the excess of sales revenue over variable costs. It is computed as the selling price per unit,…

The Gargano National Park (Italian: Parco Nazionale del Gargano) is a heavenly promontory that sits on the spur of Italy’s iconic boot. Covering over 120,000…

The Cévennes National Park (French: Parc national des Cévennes) nature reserve located in the départements of Lozère and Gard, southern France. Created in 1970, the…

Auction chant is a rhythmic repetition of numbers and “filler words” spoken by auctioneers when taking bids at an auction. When you first hear the…