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When fat comes in contact with sodium hydroxide, it produces soap and glycerin. determine whether this is a physical change or a chemical change. explain your answer
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In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?
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The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?
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Physics, 22.06.2019 09:00
Infrared rays have a shorter wavelength than question 11 options: x-rays. ultraviolet rays. radio waves. gamma rays.
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Atornado lifts a truck 252 m above the ground. as the storm continues, the tornado throws the truck...
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