What is heat of Combustion
What is heat of Combustion?
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The quantity of heat liberated whenever one mole of any substance is totally burnt in oxygen is termed as heat of combustion. H is negative for the heat of combustion.
Give a brief explanation of food chain.
Do echinoderms encompass external or internal fecundation?
Write the other name given to sex chromosomes? What is the main function of sex chromosomes?
Infrastructure: The fundamental physical systems of a nation or business. Communication, transportation, sewage, water and electric systems are all illustrations of infrastructure. Such systems tend to be high-cost investments; though, they are vital
What is the main role of mineral salts in the making of electric tension (or voltage) at cellular level?
People's perception is determined by their inner needs. A need is a feeling of tension or discomfort when one thinks he is missing something or requires something. People with different needs usually experience different stimuli. Similarly people with different needs select different items to rem
Name the elements which form the middle ear? State the names of the three middle ear ossicles which participate in phonosensitivity?
Explain whether the arteries or veins comprises of more muscle tissue? How the walls of these two types of blood vessels are different?
What are hormones which promote the release of female gamete through the follicle and at which day of menstrual cycle does such phenomenon occur? What is the name of this event?
Give a brief description of respiratory pigments? Which respiratory pigment present in arthropods? Which analogous molecule present in humans?
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