TLS Online TPP Program

#Question id: 16007


What is the effect of excess accumulation of metabolite products (lactate and ammonium) on cells?

#Section 6: Plant, Animal and Microbial Biotechnology
  1. They act as growth promoters
  2. They act as growth inhibitors
  3. Have no effect on cells
  4. Lactate helps in the growth while ammonium inhibits the growth
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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?