A reaction is spontaneous under a certain set of conditions. Select all equations that must be true for this reaction under these conditions:

1) ΔGrxn < 0

2) ΔGrxn > 0

3) ΔGrxn = 0

4) ΔGrxn∘ < 0

5) ΔGrxn > 0

6) ΔGrxn∘ = 0

7) ΔHrxn < 0

8) ΔHrxn > 0

9) ΔHrxn = 0

10) ΔSrxn < 0

11) ΔSrxn > 0

12) ΔSrxn = 0

13) Q = K

14) Q < K

15) Q > K

What element breaks down into yttrium-90?

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5