Chemistry, 05.07.2019 15:30 DASASDAEDWEDA
How many protons are in this element, au which is gold with a mass of 196.97 and a atomic number that is 79
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Chemistry, 23.06.2019 01:30
What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases
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Chemistry, 23.06.2019 03:30
Why do electrons further from the nucleus have more energy
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Chemistry, 23.06.2019 13:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
How many protons are in this element, au which is gold with a mass of 196.97 and a atomic number tha...
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