Paper thickness varies. typically, 100 sheets are about a cm thick. atoms typically vary from 1 to 3 angstroms in radius. (an angstrom is 10-10 m.) suppose a piece of paper is 0.0078 cm thick. how many atoms span the thickness if the radius of the atom is 2.99 angstroms?
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Chemistry, 22.06.2019 01:30
100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
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Chemistry, 22.06.2019 18:00
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Chemistry, 22.06.2019 19:00
How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
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Paper thickness varies. typically, 100 sheets are about a cm thick. atoms typically vary from 1 to 3...
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