Please help... science 7th grade
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Answers: 2
Chemistry, 21.06.2019 22:00
Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
Answers: 2
Chemistry, 22.06.2019 08:00
Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 1
Chemistry, 22.06.2019 20:30
Select all the correct answers.which compounds have the empirical formula ch20? (multiple answers)a.c2h4o2b.c3h603c.ch2o2d.c5h1005e.c6h1206
Answers: 2
Mathematics, 01.07.2019 21:30
Mathematics, 01.07.2019 21:30
Mathematics, 01.07.2019 21:30
English, 01.07.2019 21:30
Biology, 01.07.2019 21:30
Mathematics, 01.07.2019 21:30
Computers and Technology, 01.07.2019 21:30
Computers and Technology, 01.07.2019 21:30