Answer:-
Explanations:- When the covalent bond is formed between two different atoms then the more electron negative atom has and the less electron negative atom has charge. More is the electron negativity difference, greater is the charge separation.
Looking at all the given molecules, Oxygen is most electron negative and hydrogen is less electron negative(hydrogen is more electron negative than Si). So, the best choice is .
If you increase the temperature the air will try to expand. Since it is sealed and the air can't expand, it will apply higher pressure to the can because it will want to burst out. It works the other way around, if you cool it down it will lower the pressure.
Answer:
c.
Explanation:
An Arrhenius acid increases the number of H+ ions in solution. They are the only positive ions in the solution.
PH is a logorithmic scale. so each whole unit multiplies by 10. so the answer is B 1:10
<span>The chloroplasts.
Hope this helps!</span>