1 ? 2 transverse 3 longitudinal
Explanation:
The chemical formula of a compound is a representation which shows all the elements therein and the mole relationship between them expressed as subscripts.
Water H₂O Hydrogen peroxide H₂O₂
Contrast
Water is a compound made up of 2 moles of hydrogen and 1 mole of oxygen
Hydrogen peroxide is made up of two moles of hydrogen and and 2 moles of oxygen.
Comparison:
Water and Hydrogen peroxide are made up of two elements:
Hydrogen and oxygen
H O
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Answer:
pyramid, cone, sphere, cube
Answer:
C) The lander’s velocity decrease toward the reference.
Explanation:
took the test
i’m pretty sure it’s , the alkali metals