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Semmy [17]
3 years ago
10

Any one can you help me with this from 8 to 10 all plz HURRY TO ME

Chemistry
2 answers:
Makovka662 [10]3 years ago
8 0
I’ll get back to u on this
Alinara [238K]3 years ago
6 0

Answer:

its not clear i would help u but i can't see it correctly

Explanation:

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Which are examples of dynamic equilibrium
sweet-ann [11.9K]

Answer:Dynamic Equilibrium Examples. Any reaction will be in dynamic equilibrium if it's reversible and the rates of the forward and reverse reactions are equal. For example, say that you prepare a solution that is saturated with an aqueous solution of NaCl.

Explanation:

8 0
3 years ago
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Melting of ice is a spontaneous reaction at room temperature and pressure because melting is accompanied by _____.
ki77a [65]

Answer:

An increase in entropy

Explanation:

In ice, the molecules are very well ordered because of the H-bonds. As ice melts, the intermolecular forces are broken (requires energy), but the order is interrupted (so entropy increases). Water is more random than ice, so ice spontaneously melts at room temperature.

Just think about this rationally. Melting ice (or anything) will require heat put in (this is called the latent heat of fusion), so you automatically know that the change in enthalpy is going to be positive. In order to make the reaction spontaneous, delta G, the Gibbs free energy has to be negative. So now look at the formula Delta(G) = Delta(H) - T*Delta*(S). If you know that g is negative, and H is positive, then it is only possible if -T*Delta(S) is negative. If that is positive, then Delta(S) has to be positive. So theres your answer :). An increase in entropy

4 0
4 years ago
_______ is the application of scientific knowledge to solve problems or create new products.
astraxan [27]
Having resources? i guess... 
maybe it is critical thinking?
3 0
3 years ago
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What is the Molar mass of PbCO4
NNADVOKAT [17]

Answer:

207.2 g/mol

Explanation:

Hopes help

8 0
3 years ago
Can someone help with this please?
PtichkaEL [24]
A and b are related because if u look carefully at what its showing u that there both the same but what its telling u is not the same.

a and c are the same but the picture is different and also the way they describe it is different and what they want u to look at is that if you look at it closely then youll know the difference and how to find it as well
8 0
3 years ago
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