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Chemistry, 21.06.2019 19:30
The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral
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Chemistry, 21.06.2019 23:10
Which statement describes both homogeneous mixtures and heterogeneous mixtures?
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Chemistry, 22.06.2019 11:00
When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
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Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
When the nuclide iron-59 undergoes beta decay: The name of the product nuclide is . The symbol for t...
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