Chemistry, 14.07.2019 01:40 GreenHerbz206
Match the element with its description. match term definition potassium a) great conductor of heat and electricity barium b) malleable and highly reactive boron c) has properties of both metals and nonmetals neon d) nonreactive gas
Answers: 1
Chemistry, 22.06.2019 00:30
The clouds are grey and ground is wet. a quantitative b qualitative
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Chemistry, 22.06.2019 09:00
Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.
Answers: 2
Chemistry, 22.06.2019 10:30
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
Answers: 3
Chemistry, 22.06.2019 12:10
|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done
Answers: 3
Match the element with its description. match term definition potassium a) great conductor of heat a...
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