It is the first answer because 800 N is stronger than 400 N so the car will go to the right.
A covalent bond is formed between two non-metals that have similar electronegativities.
An <em>i</em><em>o</em><em>n</em><em>i</em><em>c</em><em> </em><em>b</em><em>o</em><em>n</em><em>d</em> is formed between a metal and a non-metal. Non-metals(-ve ion) are "stronger" than the metal(+ve ion) and can get electrons very easily from the metal. These two opposite ions attract each other and form the ionic bond.
Hey there!
The reason why a pencil must be used to draw in a paper chromatography is because its meant to split up the mixture of compounds into its sub parts.
Hope this helped you
<em>Tobey</em>
Answer:
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Explanation: