The best and most correct answer among the choices provided by the question is the second choice , b. sodium hydroxide .
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Add an alkaline compound to raise the pH to 7.2.
Feathers have more density and less have more mass, feather is super light and a POUND of led isnt
Answer:
b) has leaves that are 8 -10 cm long
Mass= number of moles multiply Mass of one mole
= 24.3 multiplied by 4
= 96.2
