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Chemistry, 26.02.2021 18:30 mikailah0988
Please help me i’m struggling
Answers: 3
Chemistry, 22.06.2019 17:00, Estrella2209
Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness
Answers: 1
Chemistry, 22.06.2019 20:00, jalenevoyles
Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Chemistry, 23.06.2019 03:30, HalpMahOnMahH0meW0rk
Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
Answers: 1
Health, 16.11.2019 16:31
Social Studies, 16.11.2019 16:31
Advanced Placement (AP), 16.11.2019 16:31