. The helium used to fill birthday balloons doesn’t come out of the air, but from out of the ground. Some of the gas might escape from the ground into the atmosphere, but the majority of it is trapped in Earth’s crust. Based on what you have learned in today’s lab, give a reasonable explanation for the presence of helium gas in Earth’s crust. can somebody plzzzzz help mi
ok what did u learn in the lab
because that would really help me understand
hold up I'm going to get a book
there it go
wat page
turn to page 293 and see if it's in there
are u talking about nuclear
yeah
ok hold onn where did u get this question
hold on illl post that 2
file:///C:/Users/Amari/Downloads/861784-3252014-92534-AM-1643889521.pdf here you go @princesskole33
Uranium (in the ground) decays into Thorium and Helium \(\sf ^{238}_{92}U\rightarrow ^{234}_{90}Th+^4_2He\)
Many nuclear decays produce alpha particles (helium nuclei)
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