1) A particular first-order reaction has a rate constant of 1.35 × 102 s-1 at 25

Question

1) A particular first-order reaction has a rate constant of 1.35 × 102 s-1 at 25.0°C. What is the magnitude of k at

Question options: a) 576 s-1 b) 9.56 × 103 s-1 c) 1.36 × 102 s-1 d) 2.85 × 104 s-1 e) 4.33 × 1087 s-1

2)Nuclides below the valley of stability can become more stable through which of the following processes?

Question options:

neutron bombardment

gamma emission

positron emission

beta emission

neutron emission

neutron bombardment

gamma emission

positron emission

beta emission

neutron emission

Explanation / Answer

The first question needs more information like the second temperature and Ea.

1) A particular first-order reaction has a rate constant of 1.35 × 102 s-1 at 25.0°C. What is the magnitude of k at

Question options: a) 576 s-1 b) 9.56 × 103 s-1 c) 1.36 × 102 s-1 d) 2.85 × 104 s-1 e) 4.33 × 1087 s-1

But the answer for the question 2 is Positron Emission

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