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Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol
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An unknown substance has been shown to have metallic bonds. which of the following is most likely a property of this substance? a. low conductivity b. low boiling point c. high malleability d. high solubility in water
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State the effect on the concentration of the clo- ion when there is a decrease in the concentration of the oh- ion
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In the molecule 4H2O2 the number of hydrogen atoms is what...
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