Chemistry, 30.07.2019 03:30 Thelearner100
Which of the following reactions is not an example of an oxidation-reduction reaction? ( 2 points) select one: a. h2 + f2yields 2hf b. fe + cuso4yields feso4 + cu c. cuso4 + 2naoh yields cu(oh)2 + na2so4 d. cl2 + zni2yields zncl2 + i2
Answers: 1
Chemistry, 22.06.2019 01:30
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .
Answers: 3
Chemistry, 22.06.2019 09:10
Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
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Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
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Chemistry, 22.06.2019 10:10
What shape would a molecule with two bound groups and two lone pairs have?
Answers: 1
Which of the following reactions is not an example of an oxidation-reduction reaction? ( 2 points)...
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