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Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
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What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:
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If you start with 10ml of 0.75 m cu(no3)2 how much cu (s) in grams should be recovered in step #7...
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