Chemistry, 02.04.2021 19:30 JasminGodoy
Which of the following have the same empirical formula and the same molecular formula?
1. ethyl methanoate, HCOOCH2CH3
II. propanoic acid, CH3CH2COOH
III. methyl ethanoate, CH3COOCH3
Answers: 3
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Where are each of the three particles located within the atom?
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Chemistry, 21.06.2019 22:30
What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)
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Chemistry, 22.06.2019 05:00
You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?
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Chemistry, 22.06.2019 09:00
Ineed to find the answer of this question because i dont understand it
Answers: 1
Which of the following have the same empirical formula and the same molecular formula?
1. ethyl met...
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