Chemistry, 17.12.2019 21:31 mpgleboski
Phenolphthalein has a pka of 9.7 and is colorless in its acid form and pink in its basic form. calculate [in-}/{hin} for the following ph
4.9
2.1
7.8
11.5
Answers: 1
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18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*
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Chemistry, 22.06.2019 04:50
Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?
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Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?
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Chemistry, 22.06.2019 17:00
The arrangement of particles is most ordered in a sample of
Answers: 1
Phenolphthalein has a pka of 9.7 and is colorless in its acid form and pink in its basic form. calcu...
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