Anyone doing science also rn? Lol good luck y’all
I’m always here if anyone needs to ta...
Chemistry, 03.02.2021 07:10 nataliaaaaa10
Anyone doing science also rn? Lol good luck y’all
I’m always here if anyone needs to talk!
Answers: 2
Chemistry, 21.06.2019 22:30
Explain why scientists use shared characteristics to make cladograms.
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Chemistry, 22.06.2019 11:00
The human eye contains a molecule called 11-cis-retinal that changes shape when struck with light of sufficient energy. the change in shape triggers a series of events that results in an electrical signal being sent to the brain that results in vision. the minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164 kj/mol.
Answers: 2
Chemistry, 22.06.2019 20:10
Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
Answers: 1
Chemistry, 22.06.2019 21:30
Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
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