100 Gramm Milchschokolade hat einen Brennwert von 2242 Kilojoule. a) Wie lange musst du Brustschwimmen, um diese Energie umzusetzen 40 kJ/Stunde und 1 kg Körpermasse (nimm eine Körpermasse von 50 kg)?

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

"it built up in the atmosphere"

i think thats it, idk, i tried looking for this exact q& a for grad. and idk if i got this question right or sorry if im wrong