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Explain why the strength of a polycrystalline metal at room temperature decreases as its grain size increases.
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H2so4(aq) + mg(s)โ> mgso4(aq) +h2(g) which substance is the acid in the reaction?
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Compare and contrast physical changes with chemical changes.
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You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas
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Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.
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Explain why the strength of a polycrystalline metal at room temperature decreases as its grain size...
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