Chemistry, 29.08.2020 20:01 Kategaldamez3
Olivia wanted to conduct research at the zoo. She observed the lions, giraffes, zebra, baboons, and the elephants. She observed each species for 90 minutes and wrote down everything she saw them do. When she went home, she summarized what she observed in a chart. The next day, Olivia told her best friend that she had completed a full scientific experiment at the zoo. Why is this statement of Olivia’s incorrect?
Answers: 2
Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 23.06.2019 03:30
Why do electrons further from the nucleus have more energy
Answers: 1
Olivia wanted to conduct research at the zoo. She observed the lions, giraffes, zebra, baboons, and...
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