Chemistry, 17.07.2019 05:00 itsyaboiamo
22 you have the following acids and their conjugate bases available: acetic acid: ch 3cooh/ch3coo-; ka = 1.8 × 10-5 carbonic acid: h2co3/hco3-; ka = 4.2 × 10-7 formic acid: hcooh/hcoo-; ka = 1.8 × 10-4 hydrofluoric acid: hf/f-; ka = 7.2 × 10-4 which of these acid/conjugate base pairs would be the best choice for a buffer in the range of ph 4.5? hydrofluoric acid formic acid acetic acid carbonic acid
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Chemistry, 22.06.2019 04:20
Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from
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Chemistry, 22.06.2019 05:50
In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst
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Chemistry, 22.06.2019 14:30
Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?
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Chemistry, 22.06.2019 16:10
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
Answers: 2
22 you have the following acids and their conjugate bases available: acetic acid: ch 3cooh/ch3coo-...
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