science quizz
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base
something with a ph higher than 7
examples of acids
vinegar, lemon juice, battery acid, soda
endothermic
heat is being absorbed
exothermic
heat is being released
The law of conservation of mass
in a chemical reaction mass is neither created nor destroyed.
acid
a substance with a ph lower than 7 dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.
examples of bases
baking soda, ammonia, soap, borax
