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Readme [11.4K]
3 years ago
15

A student places a 12-gram cube of ice inside a container. After six hours, the student returns to observe the contents of the c

ontainer.Which sentence suggests that the container is an open system?
A. 

The container contains 12 grams of liquid water and no ice.

B. 

The container contains 12 grams of ice and no liquid water.

C. 

The container contains 8 grams of liquid water and no ice.

D. 

The container contains 8 grams of ice and 4 grams of liquid water.

E. 

The container contains 8 grams of liquid water and 4 grams of water vapor.

​
Chemistry
1 answer:
jok3333 [9.3K]3 years ago
7 0

Answer:

The answer is c

Explanation:

Because all of the Other ones did not make sense

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kodGreya [7K]

The car's velocity after 5s : 10 m/s

<h3>Further explanation</h3>

Given

velocity=v=72 km/h=20 m/s

time=t = 5 s

acceleration=a = -2 m/s²

Required

velocity after 5s

Solution

Straight motion changes with constant acceleration

\tt v_f=v_i+at

vf=final velocity

vi = initial velocity

Input the value :

\tt v_f=20+(-2).5\\\\v_f=20-10\\\\v_f=10~m/s

The car is decelerating (acceleration is negative) so that its speed decreases

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3 years ago
According to the pattern of carbon and hydrogen atoms in alkenes, if a molecule has three carbon atoms, how many hydrogen atoms
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 <span>6. 

Because the general formula for alkenes is CnH2n</span>
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Romashka-Z-Leto [24]

Answer:

c) Fullerene and carbon nanotubes because they have empty spaces inside the  molecules

Explanation:

Fullerene and carbon nanotubes would be the most desired in order to hold the cancer fighting drugs and to carry them through the body safely.

  • These molecules have empty spaces in them.
  • The cavities makes it possible for storage.
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An objects tendency to maintain its current state of motion is called
daser333 [38]
Inertia is the tendency of an object to remain at rest or remain in motion. Inertia is related to an object's mass.
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Select the correct answer.
Step2247 [10]

Answer:

Vanadium(V) oxide is the inorganic compound with the formula V2O5. Commonly known as vanadium pentoxide,

Explanation:

then it is answer D

5 0
3 years ago
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