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" The amount of heat required to raise the temperature of 1 g of water by 1°C. The specific heat of water, which for pure water at 17.5°C (63.5°F) is 1 cal/g, decreases with increasing temperature and salinity. "
4000 Quizzes - Page 24
by Pustak Mahal Editorial Group - 2002 - 240 pages
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CRC Handbook of Chemistry and Physics: A Ready-reference Book of Chemical ...

David R. Lide - Science - 1995 - 2730 pages
...to the pKa of the weak acid. Calorie (cal) - A non-Si unit of energy, originally defined as the heat required to raise the temperature of 1 g of water by 1C. Several calories of slightly different values have been used. The thermochemical calorie is now defined...
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Aquaculture: Biology And Ecology Of Cultured Species

Gilbert Barnabe - Nature - 1994 - 422 pages
...number of calories contained in a given weight of the substance (1 calorie is the quantity of heat required to raise the temperature of 1 g of water by 1°C, but the more widely used unit is the kilocalorie, which is equivalent to 1000 calories). However, not...
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Adolescent Nutrition: Assessment and Management

Vaughn I. Rickert - Nutrition disorders - 1996 - 666 pages
...relationship between energy, heat, and calories, we point out that a calorie is the amount of energy required to raise the temperature of 1 g of water by 1°C. It is also important to recognize cognitive distortions of adolescents with anorexia nervosa. Examples...
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Introduction to Environmental Geotechnology

Hsai-Yang Fang, John Daniels - Technology & Engineering - 1997 - 680 pages
...The unit of heat is the Calorie or calorie (Cal, cal). One calorie is defined as the amount of heat required to raise the temperature of 1 g of water by 1°C. (3) Heat Capacity and Specific Heat Table 8.2 The Specific Heat Capacity of Some Clay Minerals Temp...
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Modern Biology

V. B. Rastogi - Science - 1997 - 1044 pages
...energies. This is usually referred to as calorie (cal) or joule (J) . This is the amount of heat energy required to raise the temperature of 1 g of water by 1'C. Since this value is a tiny amount of energy, physiologists commonly use kilocalorle (kcal) as a unit...
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Ecology, a Systems Approach: Teacher's Guide

Prassede Calabi - Bioenergetics - 1998 - 556 pages
...Physiology, 13th ed. (Vernon B. Mountcastle, ed.) NOTE: We use the term "calorie" to mean the heat required to raise the temperature of 1 g of water by 1°C (at 15°C); 1 kcal = 1,000 calories. The standard international (SI) unit for heat is the joule, and...
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Physical Chemistry

Robert G. Mortimer - Science - 2000 - 1138 pages
...occasionally use non-Si units, such as the calorie (cal), which was originally defined as the amount of heat required to raise the temperature of 1 g of water by 1°C, and is now defined by (1.3-4) lcal = 4.184J (exactly, by definition) We will use several non-Si units...
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Superstrings and Other Things: A Guide to Physics

Carlos I. Calle - Science - 2001 - 682 pages
...heat capacity of water is exactly l.OOOkcal/kg C. This is because the calorie was defined as the heat required to raise the temperature of 1 g of water by 1°C. To raise the temperature of one kilogram of water by 1°C requires one kilocalorie. 206 Table 10.1...
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Understanding Physics

David C. Cassidy, Gerald Holton, F. James Rutherford - Business & Economics - 2002 - 857 pages
...standard conditions is defined as c = 1 cal/g°C. In other words, 1 cal is defined as the amount of heat required to raise the temperature of 1 g of water by 1°C under standard conditions. So, in these units, and with water as the material being heated, we have...
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Catch Up Chemistry: For the Life and Medical Sciences

Mitch Fry, Elizabeth Page - Science - 2005 - 210 pages
...changes in pH when extraneous acid or base is added to the solution. Calorie: the amount of heat energy required to raise the temperature of 1 g of water by 1°C. The Calorie, with a capital C, usually used to indicate the energy content of food, is a kilocalorie....
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