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Scrat [10]
2 years ago
14

Suppose an extraction with methylene chloride (d = 1.33 g/mL), also called dichloromethane, is performed with the desired compou

nd initially in brine (d = 1.04 g/mL). In a separatory funnel, which layer will be the organic layer?
Physics
1 answer:
bekas [8.4K]2 years ago
3 0

Answer:

Methylene chloride.

Explanation:

Two layers in the separation funnel are the aqueous phase and the organic phase. For solvents lighter than water (i.e., density < 1), the organic phase will rest on top in the separatory funnel, whereas solvents denser than water (density > 1) will sink to the bottom.

Since, methylene chloride is denser than Brine therefore, methylene chloreide sinks at the bottom while methylene chloride stays on top.

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A car with four passengers will have a shorter braking distance than a car with one braking distance. True or false. Why?
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<u>Answer:</u>

The given statement is a True statement

<u>Explanation:</u>

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A heavier object will require much more braking force and distance to stop, due to New ton's law of motion. “ An object in motion will tend to stay in motion “ .A heavy object will remain in motion longer and require much more force to stop. Four wheel disc brakes are great compared to front disc and rear drum configuration, in dissipating heat, and stopping more efficiently.

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Based on Archimedes' principle, we know that if an object displaces a given weight of water, then the object is being buoyed up
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8 0
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FrozenT [24]

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3 years ago
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Magnet A has twice the magnetic field strength of magnet B and pulls on magnet B with a force of 100 N. The amount of force that
son4ous [18]

The force exerted by the magnetic in terms of the magnetic field is,

F\propto B

Where B is the magnetic fied strength and F is the force.

Thus, if the magnetic A has twice magnetic field strength than the magnet B,

Then,

B_A=2B_B

Thus, the force exerted by the magnet B is,

\begin{gathered} F_B\propto B_B \\ F_B\propto\frac{B_A}{2} \\ F_B=\frac{F_A}{2} \\ F_B=\frac{100}{2} \\ F_B=50\text{ N} \end{gathered}

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The force exerted by the magnet A exerts on the magnet B is exactly 100 N as given.

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3 0
10 months ago
A power company charges its customers for electricity based upon which one of the following?a. powerb. energyc. power per unit o
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B. Energy

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P = \frac{E}{t} \\E= P\times t

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