Answers: 3
Chemistry, 22.06.2019 09:30
Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature
Answers: 3
Chemistry, 22.06.2019 20:00
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
2. What volume of water must be added to a mixture of 250ml of
6MHCL and 750ml of 2MHCL solns to ob...
Biology, 21.09.2019 11:30
Geography, 21.09.2019 11:30
Social Studies, 21.09.2019 11:30
Chemistry, 21.09.2019 11:30
Mathematics, 21.09.2019 11:30
Physics, 21.09.2019 11:30
English, 21.09.2019 11:30
Physics, 21.09.2019 11:30