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SashulF [63]
3 years ago
6

Assuming the graphs are constructed to the same scale, which seismograph shows the shortest S-P time?

Chemistry
1 answer:
Andrew [12]3 years ago
5 0

Answer:

a

Explanation:

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hoa [83]
Here you go:
Continent Polar - Cold and Dry
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Hope this helps:)
5 0
3 years ago
Which of the followings is true about G0'? A. G0' can be determined using Keq' B. G0' indicates if a reaction can occur under no
nekit [7.7K]

Answer:

A and D are true , while B and F statements are false.

Explanation:

A) True.  Since the standard gibbs free energy is

ΔG = ΔG⁰ + RT*ln Q

where Q= [P1]ᵃ.../([R1]ᵇ...) , representing the ratio of the product of concentration of chemical reaction products P and the product of concentration of chemical reaction reactants R

when the system reaches equilibrium ΔG=0 and Q=Keq

0 = ΔG⁰ + RT*ln Q → ΔG⁰ = (-RT*ln Keq)

therefore the first equation also can be expressed as

ΔG = RT*ln (Q/Keq)

thus the standard gibbs free energy can be determined using Keq

B) False. ΔG⁰ represents the change of free energy under standard conditions . Nevertheless , it will give us a clue about the ΔG around the standard conditions .For example if ΔG⁰>>0 then is likely that ΔG>0 ( from the first equation) if the temperature or concentration changes are not very distant from the standard conditions

C) False. From the equation presented

ΔG⁰ = (-RT*ln Keq)

ΔG⁰>0 if Keq<1 and ΔG⁰<0 if Keq>1

for example, for a reversible reaction  ΔG⁰ will be <0 for forward or reverse reaction and the ΔG⁰ will be >0 for the other one ( reverse or forward reaction)

D) True. Standard conditions refer to

T= 298 K

pH= 7

P= 1 atm

C= 1 M for all reactants

Water = 55.6 M

5 0
3 years ago
Which of the following is ONE of the signs of a chemical change
pickupchik [31]

Answer:

um i one of what?

Explanation:

6 0
3 years ago
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What would be the new volume if the temperature on 800 mL of gas is changed
dolphi86 [110]
I think you divide something
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3 years ago
What is likely to happen if we can't control our experiment properly? A. Our hypothesis will have to be changed. B. We will need
REY [17]
The answer to your question
is b 
4 0
3 years ago
Read 2 more answers
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