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What produces magnetic fields? a) a built-up electric charge b) moving electric charges c) a wire wound around a bar magnet d) two electrical insulators connected together

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Stage in which a typical star has completely stopped fusion

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Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.

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What produces magnetic fields? a) a built-up electric charge b) moving electric charges c) a wir...

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