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NeTakaya
2 years ago
13

A rub-

Chemistry
1 answer:
lidiya [134]2 years ago
8 0
Because it’s possible for the book to fall but it’s not yet falling if u understand
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What is the radius of earth 6378000 meters in scientific notation
natima [27]

Answer:

6.378*10^{6}m

Explanation:

we have zeroes so that can be

6378*10^{3} m

and we can continue moving the decimal point three more times

6.378*10^{6}m

8 0
3 years ago
How are volcanic mountains formed?
astra-53 [7]

Answer:

Volcanic mountains form as lava oozes forth from cracks in the earth. The lava builds up around the area where the eruption occurred. Layers build upon layers and over a period of time, a volcanic mountain forms. There are several ways that volcanic mountains are formed. Shield volcanoes, which are very wide with a gentle slope, are formed by long periods of eruption with low-viscosity lava.

Explanation: Hoped this helped! :)

5 0
3 years ago
Read 2 more answers
A 0.72-mol sample of PCl5 is put into a 1.00-L vessel and heated. At equilibrium, the vessel contains 0.40 mol of PCl3 (g) and 0
astra-53 [7]

Answer:

Equilibrium constant is 0.4

Explanation:

We propose the equilibrium:

                 PCl₅(g)    ⇄    PCl₃(g)   +    Cl₂(g)

Initially    0.72 mol

We have the 0.72 moles of the PCl₅.

React           x                      x                  x

X amount has reacted, so in the equilibrium we have:

               0.72 - x              0.4               0.4

If we initially have 0.72 moles and we have 0.4 moles at the equilibrium, it means that 0.3 moles has been reacted.

Let's make the expression for Kc:

Kc = [PCl₃] . [Cl₂] /  [PCl₅]

Kc =  0.4 . 0.4 / 0.4

Kc = 0.4

4 0
3 years ago
What are the two energy of the electrons outside the nucleus
ICE Princess25 [194]

Answer:

Unlike protons and neutrons, which are located inside the nucleus at the center of the atom, electrons are found outside the nucleus. Because opposite electric charges attract each other, negative electrons are attracted to the positive nucleus

8 0
3 years ago
WILL REWARD BRAINLIEST
romanna [79]
Reaching 29,029 feet (8,848 meters) above sea level, Mount Everest is the highest mountain on Earth. Located in the Mahalangur section of the Himalayas, the mountain's summit straddles the border separating China and Nepal.

Or if you want a more literary description, try some devices to describe it i.e what's there, the atmosphere, the height/gradient etc.
5 0
3 years ago
Read 2 more answers
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