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In this article, we'll look at how we can use the stoichiometric relationships contained in balanced chemical equations to determine amounts of substances consumed and produced in chemical reactions. Balanced equations and mole ratios
Measure the mass and volume of different metals, using a balance and the method of water displacement. Show that the relationship between mass and volume is a constant for each unknown metal. Compute the density of each metal from its mass and volume. Draw conclusions and make predictions about the densities of different substances, based on data.
3 cze 2021 · This article illustrates worked examples of calculation questions that involve the concept of displacement volumes and its implication when preparing injectable dosage forms.
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
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21 cze 2016 · Using the displacement volume of 0.06 mL/5 mg, calculate how much diluent will be displaced by 30 mg, 100 mg and 500 mg of diamorphine. Let the volumes (mL) displaced by 30 mg, 100 mg and 500 mg, respectively, be x , y , z .
24 wrz 2021 · The ratio of the volumes of C 3 H 8 and O 2 will be equal to the ratio of their coefficients in the balanced equation for the reaction: \[\begin{align} &\ce{C3H8}(g)+\ce{5O2}(g) &&\ce{3CO2}(g)+\ce{4H2O}(l)\\
