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Which element would mostly likely have an electron affinity measuring closest to zero
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Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
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Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
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Chemistry, 22.06.2019 18:50
At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver
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It has been raining for several days. Overnight, the temperature dropped below the freezing point. T...
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