Mathematics, 17.05.2021 16:30 jennelledenise
Un elemento tiene las siguientes abundancias naturales y masas isotópicas: 90,92% de abundancia con 19,99 amu, 0,26% de abundancia con 20,99 amu y 8,82% de abundancia con 21,99 amu. Cuál es su la masa atómica promedio de este elemento
Answers: 1
Mathematics, 21.06.2019 14:10
Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution
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Mathematics, 21.06.2019 18:30
Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?
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Mathematics, 21.06.2019 19:00
Daniel expanded the expression as shown below -2(-8x-4y+3/4)=-10x-8y-11/4 what errors did he make? check all that apply
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