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larisa [96]
3 years ago
5

Which kind of statement distinguishes a term from all other terms?

Chemistry
1 answer:
Goshia [24]3 years ago
6 0
I believe the answer is a definition. 
You might be interested in
the pressure in a sealed plastic container is 108 kPa at 41 degrees Celsius. What is the pressure when the temperature drops to
Katarina [22]

<u>Answer:</u> The new pressure will be 101.46 kPa.

<u>Explanation:</u>

To calculate the new pressure, we use the equation given by Gay-Lussac Law. This law states that pressure is directly proportional to the temperature of the gas at constant volume.

The equation given by this law is:

\frac{P_1}{T_1}=\frac{P_2}{T_2}

where,

P_1\text{ and }T_1 are initial pressure and temperature.

P_2\text{ and }T_2 are final pressure and temperature.

We are given:

By using conversion factor:   T(K)=T(^oC)+273

P_1=108kPa\\T_1=41^oC=314K\\P_2=?kPa\\T_2=22^oC=295K

Putting values in above equation, we get:

\frac{108kPa}{314K}=\frac{P_2}{295K}\\\\P_2=101.46kPa

Hence, the new pressure will be 101.46 kPa.

3 0
3 years ago
Select the keyword or phrase that will best complete each sentence. A Claisen reaction is a nucleophilic ____________ in which a
Juliette [100K]

Answer:

Substitution.

Explanation:

Claisen reaction was first published in 1887 by a prominent German chemist known as Rainer Ludwig Claisen.

A Claisen reaction is a nucleophilic substitution in which an enolate is the nucleophile. It's typically a reaction of two molecules of an ester to form a β-keto ester, in the presence of an alkoxide base. Thus, a Claisen reaction is simply a characteristic condensation reaction of esters through a nucleophilic carbonyl substitution with an enolate such as a ketone enolate or an ester enolate.

Furthermore, a Claisen reaction results in the formation of a carbon-carbon bond in the presence of a strong base to yield a β-keto ester.

5 0
3 years ago
A beaker has a volume of .550L. What is it in milliliters?
Vladimir [108]
Add 3 zeros at the end to convert to milliliters.
550,000 milliliters.
6 0
3 years ago
Don’t know need the anwser !!DUE MONDAY!!
dimulka [17.4K]

Answer: The distance is slightly less than 3.5 m

Explanation: assuming wall and target are the same thing, and the bullet has constant velocity, the bullet will travel 7 m in half a second, so half that distance is 3.5 m.

In reality, the bullet is decelerating (at an unknown rate) so the distance is slightly less than 3.5 m.

There is also a vertical velocity component, which means it hits the target/wall at an angle. The trajectory is such that it hits the wall above the shooter because the ricochet hits at ~the level at which it left the firearm.

If the wall was absent, the bullet would have described a parabola which brough it back to the initial level after 7m. This could be calculated, but it means that the actual distance between the shooter and the wall is slightly less than 3.5 m

In addition, the collision with the wall is not 100% elastic, so the velocity aftercthe ricochetvis further reduced.

A calculation would be complex because these confounding factors are not completely independent of each other,  but all reduce the average velocity and therefore the distance.

Therefore it is only possible to say that the distance was somewhat less than 3.5 m

5 0
3 years ago
___is the way a mineral reflects light from its surface.
olga55 [171]
Hey there!

<span>___is the way a mineral reflects light from its surface.
Your answer is B. luster

Hope this helps!
Have a great day (:
</span>
4 0
3 years ago
Read 2 more answers
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