This flashcard compares the percentage weight of common elements in the Earth's crust and the human body, highlighting that oxygen is most abundant in both, but carbon and hydrogen are significantly higher in the human body.
Este flashcard compara el porcentaje de peso de elementos comunes en la corteza terrestre y en el cuerpo humano, destacando que el oxígeno es el más abundante en ambos, pero el carbono y el hidrógeno son significativamente más altos en el cuerpo humano.
| Text | Element % Weight of Earth’s crust Human body Hydrogen (H) 0.14 0.5 Carbon (C) 0.03 18.5 Oxygen (O) 46.6 65.0 Nitrogen (N) very little 3.3 Sulphur (S) 0.03 0.3 **************************************************************************** **************************************************************************** Sodium (Na) 2.8 0.2 Calcium (Ca) 3.6 1.5 Magnesium (Mg) 2.1 0.1 Silicon (Si) 27.7 negligible |
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