The SI unit for the amount of substance present is the mole.
The mole is defined as the amount of substance that has the same amount of particles as there are atoms in 12 grams of carbon-12. Mathematically, the moles of a substance may be computed using:
moles present = mass of substance / molecular mass of substance
Just pay attention in school big bones, stop asking people because if they mislead you that will not be good for you're college education.
Answer:
just go up to him and express ur feelings, there is no harm for that.
Explanation:
Answer:
The water is impure
Explanation:
Impurities raises the boiling points and lowers the melting point
