Chemistry, 06.10.2019 14:40 chloesmolinski0909
Describe how the particles of two substances interact when mixed. be sure to discuss the activation energy and how the particles achieve it. (more questions on profile)
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Chemistry, 22.06.2019 06:00
According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead
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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 15:30
Which of the following are correct values for the ideal gas laws constant r
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Chemistry, 22.06.2019 21:30
If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
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Describe how the particles of two substances interact when mixed. be sure to discuss the activation...
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