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Chemistry, 22.06.2019 05:20
Identify and describe the three ways that mutations affect organisms.
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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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Chemistry, 22.06.2019 17:30
What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.
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Mathematics, 21.05.2020 01:06
English, 21.05.2020 01:06
Mathematics, 21.05.2020 01:06
Mathematics, 21.05.2020 01:06
Mathematics, 21.05.2020 01:06
Biology, 21.05.2020 01:06