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A result of friction is heat. Anytime friction occurs between two pieces of matter, some sort of heat is cretated. Rub your hands together with force, and you will notice that they become warm. This is because the kinetic energy of the moving mass is not lost when the object slows down due to friction. Instead, it is converted to heat.
Another result can be the creation of a charge of static electricity. For example rubbing a glass rod with a silk cloth will do this.
I think it wil <span> the enthalpy for this reaction appear on the reactant side. This is because the A+B's value is higher that C+D . So it will be the reactant side.</span>
1- mole of any Substance will have the same number of Molecules.
Molecular weight of CO2= 44
Molecular weight of H20= 18
So 18 g of H20 will contain the same Number of molecules as in 44 g of CO2.
Therefore 7.2 g of H2O will have same Number of Moleculesas in =7.2/18 x 44
= 17.6 g of CO2.
Answer:
1. electrons and neutrons protons
2. true
3. electrons are negative and neutrons are neutral
4. true
5. the total number of neutrons and protons
Explanation: