Question 1 (2 points)
You have 5 x 10^20 molecules of water. How many moles do you have?...
Chemistry, 03.09.2021 02:10 yoselinruiz
Question 1 (2 points)
You have 5 x 10^20 molecules of water. How many moles do you have?
Answers: 1
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What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
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With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
Answers: 3
Chemistry, 23.06.2019 01:00
Iron (fe) reacts with copper sulfate (cuso4) to form iron (ii) sulfate. in this reaction, cu2+ gains electrons to form cu. which statement is true about this reaction? fe(s) + cuso4(aq) β feso4(aq) + cu(s)
Answers: 3
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