Calculate the pH of a solution with [H+] =1x10^-5
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Aspirin has a density of 1.40 g/cm3 what is the volume in cubic centimeters of a tablet weighing 320 mg ?
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Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.
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How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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