In a particular chemical reaction 4 bonds are broken and 3 bonds are formed. Based only on this information, which of the following is true?
A) The reaction has a high activation energy.
B) The reaction is endothermic.
C) The reaction is exothermic.
D) We cannot determine which of the above is true.
D
You might also like to view...
Because ________ costs were much higher in Singapore than in neighboring countries, the city-state promoted higher-technology and capital-intensive industries domestically, and enticed power-technology industries to relocate either long distance—to
Thailand, Vietnam, or southern China—or to neighboring Malaysia and Indonesia. A) food B) machinery C) land and labor D) medical
The diffusion of HIV/AIDS in sub-Saharan Africa has been most prominent
A) among children and the elderly. B) in jungles and other similarly remote areas. C) in urban centers. D) along transportation routes. E) among homosexuals and drug users.
When the frequency of light matches the natural frequency of molecules in a material, light is
A) absorbed. B) transmitted. C) reflected. D) none of the above
What is the effect of wave refraction along an irregular coastline?
What will be an ideal response?