The standard free energy change for the reaction A → B is −15.0 kJ · mol−1. What is the equilibrium constant for the reaction at 25°C?

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#Question id: 24194

#Aptitude

Today’s shopping mall has as its antecedents historical marketplaces, such as Greek agoras, European piazzas, and Asian bazaars. The purpose of these sites, as with the shopping mall, is both economic and social. People not only go to buy and sell wares, but also to be seen, catch up on news, and be part of the human drama.

The paragraph best supports the statement that 

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#Question id: 11913

#10. Ecological Principles

During the rate of succession several factors would be observe at the pioneer as well as climax community;

Match the community stages with its given characters;

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#Question id: 6947

#5. Developmental Biology

What is the correct dorso-ventral arrangement seen in a cross-section of Drosophila embryo?

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#Question id: 11282

#10. Ecological Principles

Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?

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#Question id: 23495

#Aptitude

Which of the following is the appropriate definition of a computer?