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How many neutrons does element x have if its atomic number is 22 and its mass number is 70?
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Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
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Which of the following is a physical property flammability heat of combustion solubility and toxicity
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Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 Ă— 10-4 millimeters. express each number in an alternate form.
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How many neutrons does element x have if its atomic number is 22 and its mass number is 70?...
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