Chemistry, 01.07.2021 19:20 warrenclanrocks
A volume of carbon dioxide, CO2, at r. t.p. weighs 29.1 g. What is the mass of an equal volume of methane (CH4) at r. t.p.?
Answers: 3
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If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?
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Chemistry, 22.06.2019 20:00
What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol
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In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?
Answers: 3
A volume of carbon dioxide, CO2, at r. t.p. weighs 29.1 g. What is the mass of an equal volume of me...
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