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For example, in a recipe that calls for 10 pounds of flour and 5 pounds of water, the corresponding baker's percentages are 100% for the flour and 50% for the water. Because these percentages are stated with respect to the weight of flour rather than with respect to the weight of all ingredients, the sum of these percentages always exceeds 100%.
The system can be traced back to the measuring systems of the Hindus [18]: B-9 and the ancient Egyptians, who subdivided the hekat (about 4.8 litres) into parts of 1 ⁄ 2, 1 ⁄ 4, 1 ⁄ 8, 1 ⁄ 16, 1 ⁄ 32, and 1 ⁄ 64 (1 ro, or mouthful, or about 14.5 ml), [19] and the hin similarly down to 1 ⁄ 32 (1 ro) using hieratic notation, [20] as ...
Cornflour, cornstarch, maize starch, or corn starch (American English) is the starch derived from corn grain. [2] The starch is obtained from the endosperm of the kernel . Corn starch is a common food ingredient, often used to thicken sauces or soups , and to make corn syrup and other sugars . [ 3 ]
The volume of such a mixture is slightly less than the sum of the volumes of the components. Thus, by the above definition, the term "40% alcohol by volume" refers to a mixture of 40 volume units of ethanol with enough water to make a final volume of 100 units, rather than a mixture of 40 units of ethanol with 60 units of water.
Dry measure cups without a scale are sometimes used, in sets typically of 1 / 4 , 1 / 3 , 1 / 2 , and 1 cup. The units may be milliliters or fractions of a liter, or the cup (unit, with varying definitions) with its fractions (typically 1 / 4 , 1 / 3 , 1 / 2 , 2 / 3 , and 3 / 4 ...
The following formulas can be used to calculate the volumes of solute (V solute) and solvent (V solvent) to be used: [1] = = where V total is the desired total volume, and F is the desired dilution factor number (the number in the position of F if expressed as "1/F dilution factor" or "xF dilution"). However, some solutions and mixtures take up ...
Generally, one teaspoon (5 g or 1/6 oz) of baking powder is used to raise a mixture of one cup (120 g or 4oz) of flour, one cup of liquid, and one egg. However, if the mixture is acidic, baking powder's additional acids remain unconsumed in the chemical reaction and often lend an unpleasant taste to food.
In atmospheric chemistry, mixing ratio usually refers to the mole ratio r i, which is defined as the amount of a constituent n i divided by the total amount of all other constituents in a mixture: = The mole ratio is also called amount ratio. [2]