Chemistry, 15.04.2021 18:30 greenclonetroop6q2tg
In an endothermic reaction? Check all that apply:
The ∆H is positive.
The products have more potential energy than the reactants.
The reactants have more kinetic energy than the products.
The reactants are below the products in the potential energy diagram.
Answers: 2
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Is a pencil falling to the floor anon contact force, a force, or a contact force
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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, 22.06.2019 21:30
How many liters of 3.0 m naoh solution will react with 0.60 liters of 4.0 m h2so4? h2so4 + naoh → na2so4 + h2o 1.2 l 1.6 l 2.4 l 2.8 l
Answers: 3
In an endothermic reaction? Check all that apply:
The ∆H is positive.
The products have more...
The products have more...
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