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Nimfa-mama [501]
3 years ago
13

Which statement defines the enthalpy of hydration?

Chemistry
1 answer:
Anettt [7]3 years ago
7 0
The law of conservation of energy
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4
TiliK225 [7]
Given : Density of Bromine = 3.12 g/mL
Formula : Density = Mass / Volume

Part A :
Given Volume = 125 mL
Density = Mass / Volume
So, Mass = Density x Volume
= 3.12 x 125
= 390 grams

Part B :
Given mass = 85.0 gm
Density = Mass / Volume
So, Volume = Mass / Density
= 85 / 3.12
= 27.24 mL
8 0
4 years ago
Read 2 more answers
Use the diagram to select the one true statement about the
trasher [3.6K]

Answer:

a is occured after d i think

6 0
3 years ago
For a particular reaction at 298 K, the equilibrium constant is equal to 581. Determine ΔG° in kJ/mol for the reaction. Do not i
slava [35]

<u>Answer:</u> The standard Gibbs free energy of the reaction is -15.8 kJ/mol

<u>Explanation:</u>

Relation between standard Gibbs free energy and equilibrium constant follows:

\Delta G^o=-RT\ln K_{eq}

where,

\Delta G^o = Standard Gibbs free energy = ?

R = Gas constant = 8.314J/K mol

T = temperature = 298 K

K_{eq}  = equilibrium constant = 581

Putting values in above equation, we get:

\Delta G^o=-(8.314J/Kmol)\times 298K\times \ln (581)\\\\\Delta G^o=-15769.13J/mol=-15.8kJ/mol

Conversion factor used: 1 kJ = 1000 J

Hence, the standard Gibbs free energy of the reaction is -15.8 kJ/mol

4 0
3 years ago
Can somebody in 8thgarde help me with Examining Molecules and compounds ?
MakcuM [25]
I might be able to. I am in 8th grade science.

5 0
3 years ago
Which term names the two dimemisional plane in which mars orbit the sun
creativ13 [48]

Answer:

due to the theory of relativity mars does not orbit in a 2 dimensional plane but a three dimensional plane and space itself curves around the planets

Explanation:

8 0
4 years ago
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