Answer these ! 23 points! 1. why is hydrogen set apart by itself? 2. how do valence electron configurations of the alkali metals compare with each other? 3. why are the alkaline-earth metals less reactive than the alkali metals? 4. in which groups of the periodic table do the transition metals belong? 5. what properties do the halogens have in common?
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Chemistry, 21.06.2019 17:40
Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
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Chemistry, 22.06.2019 09:00
An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh
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Chemistry, 22.06.2019 20:30
We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?
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Answer these ! 23 points! 1. why is hydrogen set apart by itself? 2. how do valence electron conf...
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