Chemistry, 25.11.2020 14:20 Calliedevore
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture. Calculate the pH for each of the points in the titration of 50.0 mL of 2.1 M H3PO3(aq) with 2.1 M KOH(aq).
a. before addition of any KOH
b. after addition of 25.0 mL of KOH
c. after addition of 50.0 mL of KOH
d. after addition of 75.0 mL of KOH
e. after addition of 100.0 mL of KOH
Answers: 1
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
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Chemistry, 22.06.2019 17:20
Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?
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Chemistry, 23.06.2019 02:00
Calculate the molarity of each aqueous solution: a. 78.0 ml of 0.240 m naoh diluted to 0.250 l with water b. 38.5 ml of 1.2 m hno3 diluted to 0.130 l with water
Answers: 1
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agr...
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