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What do scientists mean when they speak of a phase or state of matter?
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When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two
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How can the number of core electrons be determined from the periodic table
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In order for a high temperature boiler or steam engine to produce superheated water, or steam: the heat source must be greater than 100°c the water must be permitted to evaporate quickly the system must be sealed and become pressurized above atmospheric pressure the vapor pressure must be kept below 760 mm(hg)
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What do scientists mean when they speak of a phase or state of matter?...
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