Asked by Alexandra
                The Environmental Protection Agency set a standard of 50 parts per billion of lead in drinking water. A new standard was set that safe water contains less than 15 parts per billion. a) write each of these rates as fractions using positive powers of ten. b) write each rate without fractions, using negative powers of ten.
            
            
        Answers
                    Answered by
            Henry
            
    a. 50/10^9. 
15/10^9.
b. 50*10^-9
15*10^-9.
    
15/10^9.
b. 50*10^-9
15*10^-9.
                                                    There are no AI answers yet. The ability to request AI answers is coming soon!
                                            
                Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.