B:Oxygen and silicon
Explanation:
Most minerals on the earth's surface contains oxygen and silicon. Silicon and oxygen are the most abundant elements we find in the rock minerals on the earth surface.
- Silicon and oxygen forms the SiO₄⁻ tetrahedron through which several minerals are formed.
- These minerals built on the network of the tetrahedron are referred to as silicates.
- Several silicate minerals are known:
- Quartz
- Feldspars
- Olivine
- Biotite
- Pyroxene
Learn more:
Silicates brainly.com/question/4772323
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Answer:
Solar Power, HEP (Hydroelectric Power), Wind Power, etc...
Explanation:
These are some common examples of renewable energy source.
N=14
H= 1(5)= 5
C=12(2)=24
O=16(2)=32
= 75
Answer:
9 g/ml
Explanation:
5 + 3.3 = 8.5
But you should use sig figs.
5 has no tenths, hundredths, and etc.
Therefore the 8.5 rounds up to 9
So the answer is 9.
8 H2= 0.90 g , hope that helps
you with your work