TLS Online TPP Program

#Question id: 2308


In what way are the Archaea more similar to the Eukarya than to the Bacteria?

#Section 3: Genetics, Cellular and Molecular Biology
  1. share similar surface molecules

  2. same nucleic acid composition

  3. Archaea have histones with their genetic material.

  4. share the same habitats

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TLS Online TPP Program

#Question id: 24079

#Section 5: Bioprocess Engineering and Process Biotechnology

A scientist conducts an experiment to determine the rate of NO formation in the reaction:
N2(g) + O2(g) → 2NO(g)
If the initial concentration of N2 was 0.500 M and the concentration of N2 was 0.450 M after 0.100 s, what is the rate of NO formation?

TLS Online TPP Program

#Question id: 24080

#Section 5: Bioprocess Engineering and Process Biotechnology

HI dissociates to form I2 and H2:
2HI(g) →H2(g) + I2(g)
If the concentration of HI changes at a rate of –0.45 M/s, what is the rate of appearance of I2(g)?

TLS Online TPP Program

#Question id: 24081

#Section 5: Bioprocess Engineering and Process Biotechnology

For the reaction 2A + B + 2C → D + 2E, the rate law is:  rate =k[A]2[B]1[C]Which of the following statements is false:

TLS Online TPP Program

#Question id: 24082

#Section 5: Bioprocess Engineering and Process Biotechnology

For the rate law Rate = k[A]1/2[B], the partial order with respect to A is __________, the partial order with respect to B is __________, and the total order is __________.

TLS Online TPP Program

#Question id: 24083

#Section 5: Bioprocess Engineering and Process Biotechnology

The first-order reaction A → B, has k = 8.00 s–1. If [A]0 = 0.500 M, how long will it take [A] = 0.200 M?

TLS Online TPP Program

#Question id: 24084

#Section 5: Bioprocess Engineering and Process Biotechnology

The first-order reaction A → B, has k = 5.67 s–1. If [A]0 = 0.500 M, how long will it take [A] = 0.124 M?