Nothing is less dense than gas. gas is the least dense form of matter.
Try this solution:
if 1 mole is 55.8 gr., then 2.25 moles the mass should be 55.8*2.25=125.55 gr.
Answer: 125.55 gr.
So it could be used in every country(different languages) yet still understood
tides are caused by the gravitational force of the sun and the moon
When sodium hydroxide (NaOH) is added to benzoic acid (C
), sodium benzoate and water (
) are formed because benzoic acid is weak acid and NaOH is strong base. The reaction is shown in diagram 1. To the tube of sodium benzoate, if 6 m HCl is added, sodium benzoate salt will react with HCl and produce benzoic acid and sodium chloride, NaCl. The reaction is shown in diagram 2.
