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aev [14]
3 years ago
9

In Period 2, as the elements are considered from left to

Chemistry
1 answer:
Elza [17]3 years ago
5 0

Answer:

it will option B ,hope it helps

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Relationship between the variables of Pressure and Temperature of a gas?
pychu [463]

Answer:

The pressure of a given amount of gas is directly proportional to iys absolute temperature provided that that the volume does not change

7 0
3 years ago
Use the reaction N2(g) + 3H2(g) 2NH3(g) to answer the following questions
kumpel [21]

Answer:

Explanation:

a ) If N₂(g) and 3H₂(g) is added to the system , 2 moles of additional  ammonia will be produced .

b ) If pressure is decreased , less amount of ammonia will be formed, because forward reaction reduces the pressure. So, reaction will take place in reverse direction.

c ) Keq = [ NH₃ ] ² / [ N₂ ] [ H₂]³

d ) Substituting the given values in the equation ,

Keq = [ 6M ] ² / [ 3M] [ 4M]³

= 36 / 3 x 64 M⁻²

= 18.75 x 10⁻² M⁻² .

6 0
3 years ago
what is the best course of action if solid material remains in the flask after the heating step of recrystallization
lys-0071 [83]

Answer:

filter the hot mixture.

Explanation:

Solid is stayed undissolved since the arrangement is gotten super saturated. On the off chance that solid molecule is available recrysallization won't happen in this way we need expel the solid molecule by filtarion in hot condition itself . Subsequently, arrangement become totally homogenous and recrysallization item will shaped by moderate cooling

7 0
4 years ago
Many kinds of animals eat blackberries. Which of the following will most likely happen to the seeds of a blackberry plant after
faltersainse [42]

Answer:

The seed of the blackberry will be released in the faeces of the organisms. The seed of the blackberries will be distributed to different locations. When the seed will be dropped to a favourable location, the seed will germinate and a plant will grow from it. In this way, seeds are able to be dispersed at more favourable locations via animal sources. Hence, they will have better chances of growing in different areas.

7 0
4 years ago
Read 2 more answers
A combustion reaction will always be associated with a change in entropy that will be:________.
Alex Ar [27]

Answer:

Option (A) : Positive

Explanation:

A combustion reaction will always be associated with a change in entropy that is Positive due to the gaseous products released. Hence, there is a large positive entropy change.

8 0
4 years ago
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