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From a beauty perspective, this systemic ambiguity highly benefits marketing departments
Triggs-Raine B, Natowicz MR
Two substances that have a positive enthalpy of solution are sodium thiosulfate (Na 2 S 2 O 3 ) and sodium acetate (CH 3 CO 2 Na), both of which are used in commercial hot packs, small bags of supersaturated solutions used to warm hands (see Figure 5.13 "The High Specific Heat of Liquid Water Has Major Effects on Climate")
Tng t i vi ngi ln, khi b tiu chy nng hoc nn ma qu nhiu, bn cn nhanh chng ung nc in gii b nc, b khong
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