Question 1.
given fe2o3, how many atoms are present in one molecule?
a. 1 atom of fe2o3
b. three sets of these molecules: 1 atom of fe, and 2 o's
c. 1 f, 2 e's, 3 o's
d. 2 fe's, 3 o's
question 2.
when wildfires make washington air smoky, we use air purifiers in homes to separate the smoke from the air we breathe.
you can read more about these methods here:
do you think activated carbon filters use physical or chemical means (or both) to separate the impurities from the air? explain your ideas.
Answers: 3
Chemistry, 22.06.2019 00:00
Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.
Answers: 3
Chemistry, 22.06.2019 10:10
What shape would a molecule with two bound groups and two lone pairs have?
Answers: 1
Chemistry, 22.06.2019 15:20
Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2
Answers: 2
Chemistry, 23.06.2019 00:30
Fred is studying a substance that is made out of only one element. this means that
Answers: 1
Question 1.
given fe2o3, how many atoms are present in one molecule?
a. 1 atom of fe2o3...
given fe2o3, how many atoms are present in one molecule?
a. 1 atom of fe2o3...
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