Chemistry, 30.09.2019 17:30 gapaxton22
Which group on the periodic table has at least one element in each of the three phases of matter at stp?
a. 1
b. 2
c. 17
d. 18
Answers: 1
Chemistry, 23.06.2019 01:00
Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold
Answers: 2
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