Bruce Lee's famous one-inch punch is a technique he taught many of his students. This punch is able to produce 681 N of force in a very short amount of time. Assuming Bruce Lee had rectangular fists measuring 0.0889m in length and 0.0508m in width, F how much pressure was produced by this punch?
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Which of the following electromagnetic waves can create ions?

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

#20 which type of bond is formed when bases pair in dna? ionic bond covalent bond coordinate bond hydrogen bond