The fourth element of the second period has the atomic number 2346
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What effect might melting sea ice have for people who live in coastal areas?
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Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Determine the reaction and balance the following equations urgent due in the morning
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How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide
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