Chemistry, 10.07.2019 17:00 lujaynsparkles
Elements are composed of tiny particles called atoms of any one element are from those of any other element. atoms of different elements can form by combining in whole-number ratios. chemical reactions occur when atoms are
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Chemistry, 21.06.2019 17:00
Two friends at different locations want to communicate with each other by sending low energy signals. which of the following methods can they use to communicate? a) produce x-rays using colliding electrons and send them to radios, which capture sound b) send messages using infrared radiation, which travel in the form of waves c) send radio waves through intervening media like radio and television d) produce sound waves using microwaves from heated objects
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Chemistry, 22.06.2019 00:20
What are the spectator ions in 2h+ + so42- + ca2+ + 2r β caso4 + 2h+ + 21?
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Chemistry, 22.06.2019 12:00
Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earthβs heat has destroyed their magnetism.
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Chemistry, 23.06.2019 05:00
Which characteristics affect ocean waterβs temperature? check all that apply. depth location mass salinity waves
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Elements are composed of tiny particles called atoms of any one element are from those of any othe...
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