Qual a massa de um átomo cujo Z (n° atômico) é 17 e possui 9 N (NEUTRONS)?
apresente os cálcul...
Mathematics, 11.06.2021 22:30 Babygirll41
Qual a massa de um átomo cujo Z (n° atômico) é 17 e possui 9 N (NEUTRONS)?
apresente os cálculos
Answers: 1
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Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?
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Afitness center has 2 membership plans one has a low dollar sign up fee of 15 dollars and costs 38 dollars per month to join. a second plan has a higher sign up fee of 78 dollars but a lower monthly fee of 31 dollars for what number of days of the month is the coat the same
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