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vesna_86 [32]
3 years ago
15

Help me please :3 :3 :3 ;3

Chemistry
2 answers:
tester [92]3 years ago
7 0
I think the correct answer is b
bekas [8.4K]3 years ago
6 0
I think the correct answer would be B) Suggestion 1
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icang [17]

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B

Explanation:

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3 years ago
What about energy can change and what does not change, according to the law?
anzhelika [568]
<span>Conservation of energy implies that energy can be neither created nor destroyed, although it can be changed from one form into another.</span>
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3 years ago
The negative ion found in bases is the
WARRIOR [948]

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6 0
4 years ago
Hydrogen sulfide decomposes according to the following reaction, 2 H2S(g) → 2 H2(g) + S2(g) where ∆S = +78.1 J/K, ∆H = +169.4 kJ
arlik [135]

Answer:

The reaction is spontaneous when T > 2170 K.

Explanation:

The spontaneity of a reaction is related to the standard Gibbs free energy (ΔG°). When ΔG° < 0 the reaction is spontaneous. ΔG° is related to the standard enthalpy (ΔH°) and the standard entropy (ΔS°) through the following expression:

ΔG° = ΔH° - T.ΔS°

where,

T is the absolute temperature

The reaction is spontaneous when ΔG° < 0, that is,

ΔH° - T.ΔS° < 0

ΔH° <  T.ΔS°

T > ΔH°/ΔS° = (169.4 × 10³ J)/(78.1 J/K) = 2170 K

The reaction is spontaneous when T > 2170 K.

7 0
4 years ago
You have 0.00891 g of platinum. What is this in micrograms?
il63 [147K]

Answer:

Hope it help you

Stayhomestaysafe

Plz mark my answer brainliest✍️✍️

Explanation:

It would be <u>8910 ug</u>

REAL NAME - SHRESTH DUBEY

7 0
3 years ago
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