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Vedmedyk [2.9K]
3 years ago
14

¿Cómo se expresaban, en los lienzos o en los papeles de pintar,

Chemistry
1 answer:
elena55 [62]3 years ago
8 0
Can you translate? Please.
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Why is the boiling point of water a characteristic physical property but the temperature and the volume of a glass of water isn’
Alexeev081 [22]
Hi, the temperature of water is not a physical characteristic because it does not tell us a lot about the substance.
4 0
3 years ago
Solid iron metal reacts with solid sulfur at room temperature to produce solid iron (ll) sulfide? Express as a chemical equation
kupik [55]
Answer:Fe+S=FeS

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5 0
3 years ago
What stress will shift the following equilibrium system to the left?
Alona [7]

<u>Answer:</u> Increasing temperature

<u>Explanation:</u>

The Principle of Le Chatelier states that <u>if a system in equilibrium is subjected to a change of conditions, it will move to a new position in order to counteract the effect that disturbed it and recover the state of equilibrium. </u>

The variation of one or several of the following factors can alter the equilibrium condition in a chemical reaction:

  • Temperature
  • The pressure
  • The volume
  • The concentration of reactants or products

In the case of the reaction in the question, <u>the change that moves the balance to the left will be the one that moves it towards the reagents</u>, that is, that favors the production of reagents instead of products.

  • Decreasing the concentration of SO3 and increasing the concentration of SO2 <u>will favor the production of SO3</u>, which is the product of the reaction.
  • Decreasing the volume increases the pressure of the system and the balance will move to where there is less number of moles. In the case of the reaction in question, we have 3 moles of molecules in the reactants (1 mole of O2 + 2 moles of SO2) while in the products there are 2 moles of SO3 only, therefore, <u>decreasing the volume will displace the balance to the right</u>, which corresponds to the sense in which there is less number of moles.

The reaction of the question is an exothermic since ΔH <0, therefore in the reaction heat is produced and it can be written in the following way,

2SO2(g) + O2(g) ⇌ 2SO3(g) + heat

  • So, if we increase the temperature we will be adding heat to the system, so the balance would move to the left to compensate for the excess heat in the system.

5 0
3 years ago
HELP!! ASSIGNMENT DUE TODAY! PLEASE HELP!!! I'LL GIVE 21 POINTS!!!!
ra1l [238]

mitochondria

im not 100% sure but it makes sense

8 0
3 years ago
What category is most of the elements part of
rjkz [21]

Answer:

transition metals

Explanation:

they're the elements in yellow in the picture

6 0
3 years ago
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