Physics, 29.09.2019 15:50, ashlynneboogs0056
A2,000g of c-14 is left to decay radioactively. the half-life of carbon-14 is approximately 5,700 years. what fraction of the sample will remain after 17,100 years?
Answers: 2
Physics, 22.06.2019 07:30, wananikwecurley99
Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life
Answers: 3
Physics, 22.06.2019 15:00, lolweapon
10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!
Answers: 2
Physics, 22.06.2019 19:30, paigehixson342
Coal contains energy. a. light b. kinetic c. chemical d. mechanical
Answers: 1
A2,000g of c-14 is left to decay radioactively. the half-life of carbon-14 is approximately 5,700 ye...
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