Chemistry, 06.07.2019 03:30, moraaa83egdjr
According to the quantum mechanical model of the atom, how is the motion and position of an electron best described? a. an electron moves throughout the atom in a completely random path. b. an electron moves along an orbital path at a fixed distance from the nucleus. c. an electron moves within a cloud-like region around or near the nucleus. d. an electron stays fixed in one position near the nucleus.
Answers: 1
Chemistry, 23.06.2019 04:40, twinchristiansp4xhd2
6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity
Answers: 1
Chemistry, 23.06.2019 10:30, EstherAbuwaah
Identify the limiting reactant when 9.65-g h2so4 reacts with 6.10-g of naoh. the equation is h2s04 + 2naoh = 2h2o + na2so4• what is the theoretical yield of na2so4, in grams? • how much of the excess reagent will remain after the reaction has been completed? • if 10.5-g of na2so4 are actually recovered experimentally, what is the percent yield?
Answers: 3
According to the quantum mechanical model of the atom, how is the motion and position of an electron...
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