DRAW A BOHR MODEL OF HELIUM - 4 ARGON -40
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Chemistry, 14.05.2021 06:10 joejoefofana
DRAW A BOHR MODEL OF HELIUM - 4 ARGON -40
I WILL MARK BRAINLIEST PLZZZ HELP
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How many atoms of mg are present in 97.22 grams of mg? 6.022 ร 1023 2.408 ร 1024 4.818 ร 1024 5.855 ร 1025
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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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Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
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Chemistry, 22.06.2019 21:30
In one or two grammatically correct sentences, write a definition for the term molecule geometry
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