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germanium has a cubic closest packed structure as a solid. assuming that germanium has an atomic radius of 159 pm, calculate the density of solid germanium.
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What are the chemical names of these compounds? ke: mg3n2: reset next
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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.
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What are the coefficients to balance the following equation? ba+br=babr2
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Sheela and her brother hari were sitting in the living room, watching tv. suddenly hari said that he thinks something is burning in the other room. how did he get the burning smell?
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