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How many kj of energy will be released when the bonds in the two moles of water molecules are formed?
Wiki User
∙ 15y ago
129.45634 i think not sure though
Wiki User
∙ 15y ago
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What is stored molecular energy called?
Energy stored in chemical bonds of molecules is referred to as chemical energy.This is known as 'enthalpy'.The type of energy that is stored in a molecules bonds is potential energy. This energy can also be called bond energy.It is important to know the different kinds of energy. Potential energy is the energy that is stored in chemical bonds.
Where is the energy stored in a molecule of ATP?
Energy is held in a molecule in several ways:translational energy - the kinetic energy of the molecule depending on its mass and velocityrotational energy - the energy of the spinning of the moleculevibrational energy - the energy of the atoms of the molecule vibrating closer and further from one another - stretching and compressing the bonds. The flexing/bending of the bonds is a special case of this. Of course there is energy in the bonds themselves which when broken can be a source of energy and when formed store energynuclear energy - the binding energies in the nucleus of each atom. Unless you are looking at nuclear decay or some other kind of nuclear reaction, this is not normally an energy you consider when thinking about energy held in a molecule
The bonds that hold glucose and other food molecules together contain what kinds of energy?
potential energy
How does ATP store energy?
> ATP stores its energy in the in the bonds between > the 2nd and 3rd phosphate group in the chain. No, energy is not stored in bonds. (This is a popular misconception.) The energy is actually released when other molecules are created that have stronger bonds. More details: Why does the misconception exist? This appears to be related to earlier instruction, perhaps in biology classes, where molecules, such as carbohydrates, are described as a "source of energy," and ATP (adenosine triphosphate) "has strong bonds that store needed energy." While this is not strictly incorrect, it gives rise to misleading concepts. The complete picture is insufficiently emphasized and overlooked by many students. What is the correct picture? Stable chemical bonds release energy as they form, and bond formation thermodynamically happens spontaneously. However, formation reactions often do require energy of activation to rearrange bonds and get reactions over activation barriers (which usually involves breaking bonds first before forming new ones). Stable bond formation is always exoergic. Why do chemical bonds appear to "store" energy? They certainly "contain" energy, but energy must be added to get any energy out. Where can the energy for breaking bonds come from -- only when stronger bonds are formed instead? This is the true driving energy for biochemistry, where cellular respiration provides energy by forming the strong oxygen bonds in carbon dioxide and water, breaking the weaker bonds in carbohydrates and sugars. In photosynthesis, energy from the sun is used to break the CO2 and H2O bonds (overall), and the fairly strong O2 bond is formed as well. The larger the difference between the bond energies of the formed products (CO2 and H2O) and the reactants, the more energy is available. So, in fact, more energy is "available" when the weakest bonds are broken in favor of the stronger bonds being formed. ATP provides energy when it transfers phosphate moieties to more strongly bonded glucose or fructose phosphates.
Where is energy stored in living systems?
in the chemical bonds of molecules
When bonds are formed does it require energy?
No. It requires energy to break bonds, but energy is released when bonds are formed.
What happens when two oxygen molecules combine to form a molecule of oxygen?
Chemical bonds are formed and energy is released.
What is the energy located in the bonds of food molecules?
The location of energy release from food molecules is in the mitochondria of the cell. The process in which energy is released from food molecules is known as cellular respiration.
Chemical energy is released when the bonds of molecules are broken?
true
Which change results in a releasing of energy?
Energy is released when chemical bonds are formed.
What statements are true about chemical bonding?
Energy is absorbed to break bonds. When bonds are formed, energy is released
When covalent bonds in organic molecules are broken the energy is not used immediately Instead the released energy is stored in?
molecules of ATP.
Why is energy released in a exothermic reaction?
Energy is released in an exothermic reaction because the overall energy of the products is lower than the energy of the reactants. This difference in energy levels is released as heat to the surroundings, making the reaction exothermic.
What are bonds and molecules?
Molecules with covalent bonds are generally formed by nonmetals.
Is a molecule formed by ionic bonds?
No, molecules are formed by covalent bonds.
What are bonds that are formed as two molecules share electrons?
Covalent bonds are formed when two molecules share electrons. In a covalent bond, the shared electrons are attracted to the nuclei of both atoms, holding them together. This type of bond is strong and stable due to the sharing of electrons between the atoms.
What are molecules and covalent bonds?
Molecules with covalent bonds are generally formed by nonmetals.
