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Explain how conservation of resources also reduces pollution and protects habitats.
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Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3ยทxh2o; you should do this also. round your answer to the nearest integ
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The term gas is limited to those substances that exist in the gaseous state at
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The atomic number of an element is based on the number of electrons around its core mass of its nucleus number of protons in its nucleus number of neutrons in its nucleus
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Explain how conservation of resources also reduces pollution and protects habitats....
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