Chemistry, 03.01.2020 01:31 kiannadgarnica
Scientists plan to place detection devices outside earth's atmosphere to detect radiations from a star. which of the following best explains the type of detection device that the scientists would use. a. a radar, because high frequency microwaves are limited to the region outside earth's atmosphereb. special cameras, because high frequency uv rays are emitted by objects at very high temperaturesc. special cameras, because high energy uv rays are emitted by objects having very high massd. a radar, because high energy microwaves are produced from very hot objects
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Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
Answers: 2
Chemistry, 23.06.2019 11:30
The dashed segment of the plotted experiment in the graph in the l
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Chemistry, 23.06.2019 14:00
During an acid-base titration, when do the contents of the beaker consist of only water, a salt, and a trace of indicator?
Answers: 2
Scientists plan to place detection devices outside earth's atmosphere to detect radiations from a st...
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