WebOct 16, 2024 · We have 1kg = 1000 grams of sand and iron. Iron is 20 % which means that the mixture consists of 200 grams iron and 800 grams sand. Now, since the new mixture should contain 10 % iron, you need to find out, which amount in total is needed, so that … WebElemental analysis can be used to determine the amounts of substances in a mixture. For example, if elemental analysis tells us that a potassium supplement contains 22% K by mass, and we know that the K is present as KCl, we can calculate the grams of KCl in the supplement. Created by Sal Khan. Sort by: Top Voted Questions Tips & Thanks Sam Towney
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WebNov 16, 2024 · Initial amount of the mixture of sand and iron = 1 kg Amount of iron in 1 kg mixture =20% of 1 kg= Let the total mass of the mixture after the addition be x Since 10% … WebApr 5, 2024 · Q.15 000 kg of a mixture of sand and gravel is 20% sand. Determine the amount of sand that must be added to produce a mixture with 30% gravel. SOL:-In the question it is given that, Amount of mixture of sand & gravel = 15 tones = 15, 000 kg. (15 t) Percentage of sand in the mixture = 20 %. grades architecte
In 1 kg. mixture of sand and iron, 20% is iron. How much sand shou…
WebJan 17, 2024 · The percentage of iron in 1 kg of mixture is 20% Calculation: The amount of iron = 20/ 100 x 1000 = 200gm (1kg = 1000 gm) The amount of sand = 1000 - 200 = 800 g … WebThe geopolymer concrete mixture proportion is therefore as follows: 20 mm aggregates = 277 kg/m3, 14 mm aggregates = 370 kg/m3, 7 mm aggregates = 647 kg/m3, fine sand = 554 kg/m3, low-calcium fly ash (ASTM Class F) = 408 kg/m3, sodium silicate solution (Na2O = 14.7%, SiO2 = 29.4%, and water = 55.9% by mass) = 103 kg/m3, and sodium hydroxide ... WebIn 1 kg mixture of sand and iron, 20% is iron. How much sand should be added so that the proportion of iron becomes 10% Asked In GMAT arun kumar (6 years ago) Unsolved Read … chilton method