Which of these is an element?
a)air
b)carbon dioxide(co2)
c)water(h20)
d)c...
Chemistry, 20.10.2019 21:30 sarasaraparl4607
Which of these is an element?
a)air
b)carbon dioxide(co2)
c)water(h20)
d)carbon(c)
Answers: 3
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