Chemistry, 26.01.2021 22:50 Greekfreak
two students are debating about the electromagnetic spectrum students A says sunlight is made of red yellow orange green blue indigo and violet all the colors of the electromagnetic spectrum. student b says the wave that make up electromagnetic spectrum may comes from the sun but they are invisible. we can't see them is either student correct explain why you think so
Answers: 3
Chemistry, 22.06.2019 11:00
When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
Answers: 1
Chemistry, 22.06.2019 23:00
What is the most common reason for matter changing its state?
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Chemistry, 22.06.2019 23:00
In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?
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two students are debating about the electromagnetic spectrum students A says sunlight is made of red...
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