Chemistry, 08.04.2021 22:20 landofliam30
What do these two changes have in common?
using a large magnet to remove pieces of iron from a junkyard
picking up a paper clip with a magnet
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Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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In an exothermic reaction at equilibrium, what is the effect of lowering the temperature? a. the reaction makes more products. b. the reaction makes more reactants. c. the reaction is unchanged.
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The image shows the process of which is used in nuclear power plants. photo attached
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What do these two changes have in common?
using a large magnet to remove pieces of iron from a junk...
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