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Answers by Kwesi

Answers by Kwesi
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Magnesium and iron are metallic elements. How does a mole of magnesium compare with a mole of iron? a) A mole of iron has more atoms. b) They both have the same mass. c) A mole of magnesium has more mass.
answered Feb 11, 2017
1 vote
94.8k views
Specify, "have" in these proposals is to shock or unstressed? 1) They have not lived here for years. 2) He has a house near the river. 3) Have you finished your work? 4) I've worked hard this week. 5)
answered Mar 11, 2016
3 votes
96.5k views
Who was the 21st president of the United States ?
answered Dec 25, 2015
1 vote
125k views
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