Why a certain diatomic gas occupies a volume
A 4.37 gram sample of a certain diatomic gas occupies a volume of 3.00 liters at the 1.00 atm and a temperature of 45oC. Find out what is this gas?
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He then turns the hubcap over, keeping it the similar distance from his face. He now observes an image of his face 10.4 cm in the back of hubcap. (i) Determine how far is his face from the hubcap?
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Suppose you have a sample of a saccharin containing sweetener with a mass of 0.2140g. Saccharin, an artificial sweetener, has the formula C7H5NO3S.
If the angle of inclination with the horizontal reaches 40°, the box begins to slip and it slides 2.4 m down the plank in 4.5 s at constant acceleration. Determine the coefficient of static friction?
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Consider a 5.43g mixture of Fe3O4 and FeO. You react this mixture with an excess of oxygen to form 5.779g of Fe2O3. Determine the percent by mass of FeO in the original mixture.
Explain how would you expect the quantity of solvent and rate of cooling to affect yield and the purity? Discuss what are your expectations from the given modifications?
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