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


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