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Students use the water displacement method to find the volume of different rods that all have the same mass. They calculate the density of each rod and use the characteristic density of each material to identify all five rods. Then students consider the relationship between the mass, size, and arrangement of atoms to explain why
The mass of the displaced fluid can be expressed in terms of the density and its volume, m = ρV. The fluid displaced has a weight W = mg, where g is acceleration due to gravity. Therefore, the weight of the displaced fluid can be expressed as W = ρVg .
Calculate area, volume, density, and thickness and convert to various units. Derived SI Units For example, we can use the base unit of length to define a unit of volume, and the base units of mass and length to define a unit of density.
Calculate the displacement volume for a quantity of powder equivalent to the 250mg dose of drug X. If there is 250mg in each 5mL dose, 100mL has 20-times this – that is to say, 5,000mg. If 68mL is needed, it means 5,000mg displaces the remaining 32mL of water.
3.6: Volume by Displacement is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. Back to top 3.5: Volume by Calculation
Home / Uncategorized / How to Find Volume With Water Displacement Method. Like it? Share it! Science teaches us to think out of the box. So while others may only use water for drinking and bathing, we shall learn how to use it to find the volume of an object. Even the Crow uses it! Remember the old Aesop fable, The Crow and the Pitcher?
A common type of stoichiometric relationship is the mole ratio, which relates the amounts in moles of any two substances in a chemical reaction. We can write a mole ratio for a pair of substances by looking at the coefficients in front of each species in the balanced chemical equation.
