What is the periodic table ?
How is it organized?
What are the major groups of the perio...
Chemistry, 13.02.2020 06:55 lexhorton2002
What is the periodic table ?
How is it organized?
What are the major groups of the periodic table?
Provide an example of properties that could be predicted from patterns or groupings on the periodic table (could include reactivity of metals, types of bonds formed, numbers of bonds formed, and reaction with oxygen)
Answers: 3
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What is i fracture in the crust called when land move up, down or sideways
Answers: 2
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If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood
Answers: 2
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
Chemistry, 22.06.2019 18:30
How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it
Answers: 3
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