Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1, A1A2 and A2A2 genotype is 0.01, 0.18 and 0.81) Which of the following statement is correct?

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#Question id: 21726

#Section 5: Bioprocess Engineering and Process Biotechnology

For a first order chemical reaction, the rate constant

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#Question id: 21727

#Section 5: Bioprocess Engineering and Process Biotechnology

In the reaction H2O2(aq) → H2O(l) + ½ O2(g), the initial concentration of H2O2 is 0.2546 M, and the initial rate of reaction is 9.32×10^–4 M s^–1. What will be [H2O2] at t = 35 s?

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#Question id: 21728

#Section 5: Bioprocess Engineering and Process Biotechnology

In the reaction A → products, we find that when [A] has fallen to half of its initial value, the reaction proceeds at the same rate as its initial rate. Is the reaction zero order, first order, or second order?

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#Question id: 21729

#Section 5: Bioprocess Engineering and Process Biotechnology

In the reaction, A → products, with the initial concentration [A]0 = 1.512 M, [A] is found to be 1.496 M at t = 30 s. With the initial concentration [A]0 = 2.584 M, [A] is found to be 2.552 M at t = 1 min. What is the order of this reaction?

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#Question id: 21730

#Section 5: Bioprocess Engineering and Process Biotechnology

In the first-order decomposition of dinitrogen pentoxide at 335 K,

N2O5(g) → 2 NO2(g) + ½ O2(g)

if we start with a 2.50-g sample of N2O5 at 335 K and have 1.50 g remaining after 109 s, 

(a) What is the value of the rate constant k? 

(b) What is the half-life of the reaction? 

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#Question id: 21731

#Section 5: Bioprocess Engineering and Process Biotechnology

The smog constituent peroxyacetyl nitrate (PAN) dissociates into peroxyacetyl radicals and NO2(g) in a first order reaction with a half-life of 32 min. 

If the initial concentration of PAN in an air sample is 2.7×10¹⁵ molecules/L, what will be the concentration 2.24 h later?