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3. If an element has 47 protons and 54 neutrons what is the element and what is its atomic
mass?
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5. Draw the electron dot diagram for the element Phosphorous.
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One similarity and one difference between an element and a mixture of elements
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While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your carβs gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars
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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
3. If an element has 47 protons and 54 neutrons what is the element and what is its atomic
mass?
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