Chemistry, 02.09.2021 01:20 wingleo1112

Is baking soda a element, compound or a mixture?

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Chemistry, 22.06.2019 09:20, D0399387

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Chemistry, 22.06.2019 14:00, hammackkatelyn60

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, 23.06.2019 06:00, mirzakasumovic8926

Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive