calculating the pH of solution of amphiprotic salts
latest #15
just remembered nga reporter diay ko next meeting. toinks.
ngee .. saon ni pag explain ron .. hmm ?
may gale in.uha kai naa nai answers.
aie , wla dy imu abe ?
riaaaa !aha ka ron ?imishu !
aie , gd luk nlng
np
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