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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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marcsleiman marcsleiman
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4 months ago
Radio waves travel at the speed of light, which is 3.00 × 108 m/s. How many kilometers will radio messages to outer space travel in exactly one year? (365.24 days = 1 y)

▸ 9.46 × 1015 km

▸ 7.30 × 108 km

▸ 7.10 × 1010 km

▸ 9.47 × 1012 km

▸ 3.33 × 10–3 km
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Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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hemmatmahdi12hemmatmahdi12
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