Chemistry, 18.09.2019 21:30 josegalvan123jg69
Determining the composition of stars is one way that light emission has been used to determine the chemical composition of an object. light emission is still used today by researchers. it is harnessed in instrumentation such as flame atomic absorption spectroscopy. provide an explanation of how this instrument works as if you are describing it to your non-science roommate. also, provide at least two uses of such an instrument.
Answers: 1
Chemistry, 22.06.2019 08:00
Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.
Answers: 2
Chemistry, 23.06.2019 06:20
An object of mass 10.0 kg and volume 1000 ml and density 10 g/ml sinks in water who’s density is 1.0 g/ml. what is the mass of the water which has been displaced in kilograms
Answers: 1
Chemistry, 23.06.2019 07:00
An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample?
Answers: 1
Determining the composition of stars is one way that light emission has been used to determine the c...
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