What is the correct formula for na+ and (so4)2- ?
a. na2so4
b. na2(so4)2
c....
Answers: 1
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Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide? kg β’ what must the total momentum of the system be after the train cars collide? kg β’
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The diagram shows a wave. the quantity shown is the amplitude. this quantity is directly proportional to which of these other quantities? a) energy b) frequency c) period d) wavelength
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First to answer will be the brainliest i need the answer asap
Answers: 1
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