Chemistry, 30.01.2020 02:03 lewisf2578
Calculation of original ph from final ph after titration a biochemist has 100 ml of a 0.10 m solution of a weak acid with a pka of 6.3. she adds 6.0 ml of 1.0 m hcl, which changes the ph to 5.7. what was the ph of the original solution?
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When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?
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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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Calculation of original ph from final ph after titration a biochemist has 100 ml of a 0.10 m solutio...
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