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3 years ago

15

Of the eight most abundant elements in earths crust, what percentage does the six next most abundant elements of earths crust ma

ke up?

1 answer:

Mrac [35]3 years ago

5 0

Answer:

the sixth most abundant element in the earth's crust is sodium and it occupies 2.8%

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3 years ago

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Tems11 [23]

Answer:

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$Power=\frac{work.done}{time.taken} \\ \\ time.taken=\frac{work.done}{power}\\=\frac{720J }{90W} \\ \\ =8 s$

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