Geography, 17.12.2019 05:31, genyjoannerubiera
Why are there many completely ionized helium atoms at a thousand years after the bang? select all correct statements that are both relevant and trueat a thousand years after the bang the helium nuclei and electrons have combined to form neutral helium atoms which stay boundat a thousand years after the bang, the temperature is too high for any helium nuclei formed to stay boundat a thousand years after the bang, the temperature is low enough for any helium nuclei that have been formed to stay boundall nuclei will quickly decay away into free protons and neutronssince some helium nuclei are stable, those isotopes will be in abundancethere are not enough free electrons to combine with helium nuclei to form neutral helium atomsnone of the above are correct
Answers: 2
Geography, 24.06.2019 11:30, Alex9089435028
In africa what do they call a crop grown for direct sale and not for use?
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Geography, 24.06.2019 17:30, channarlawassociate
The purple arrow on the map above is pointing to the an important line of latitude. a. tropic of capricorn b. equator c. international date line d. prime meridian
Answers: 1
Why are there many completely ionized helium atoms at a thousand years after the bang? select all c...
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