The uncertainty principle is one of the most famous (and probably misunderstood) ideas in physics. It tells us that there is a fuzziness in nature, a fundamental limit to what we can know about the behaviour of quantum particles and, therefore, the smallest scales of nature. Of these scales, the most we can hope for is to calculate probabilities for where things are and how they will behave. Unlike Isaac Newton's clockwork universe, where everything follows clear-cut laws on how to move and prediction is easy if you know the starting conditions, the uncertainty principle enshrines a level of fuzziness into quantum theory.
This Should help you
Density is a ratio between the mass and the volume of a substance.It measures how much of a substance is packed into a set volume. Density increases when a larger amount of material is packed into a smaller volume. The same is true in opposite: density decreases when a smaller amount of a substance is packed into a larger volume.
To calculate density, we will take the total given mass of the substance and divide it by the total volume of its container.
In this problem, we have a mass of 86 grams and a volume of 25cm^3.
Density= mass/volume
Substitute the given values into the formula:
Density=86 grams/25 cm^3
Density=3.44 grams/cm^3
The density of the material is 3.44 g/cm^3.
Answer:
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N2 + O2 = N2O - Chemical Equation Balancer.
None. AlCl3 is aqueous, and AgBr forms a precipitate, although AgBr3 does not exist
Answer:
The answer is "Choice a".
Explanation:
In the given question, through the basis of their determined percentage yield, a smaller copper increase in value and less copper has been lost during decanting, but now this mistake in your experiment was the cause of confusion, and the wrong choice can be defined as follows:
- In point b, it is wrong because A few other solids were not lost during decanting, resulting in a higher recovery of copper as well as a boost in the percentage yield
- In point c, it is wrong because whenever the vapor bath was dried, the specimen did run dry totally, which did result in such a heavier density of copper and a larger percentage of the yield.
- In point d, it is wrong because whenever the vapor bath was dried, the sample was fully dried, which also resulted in much less adhesive weight and a much less percentage of the yield.