Nate measures the mass of the sodium bicarbonate and observe that it weighs less than before. He exclaims, " Mark! Some of the powder has disappeared!" Mark has learnt a lot form his grade 8 Science lessons and explains that the powder has not disappeared.
1. What law does Mark refer his explanation to Nate?
2, What do you think Mark has said in his explanation?
2007-12-27 17:34:30 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
Law of Conservation of Mass, look it up on the Internet and write an explanation on number 2.
2007-12-27 17:37:04 · answer #1 · answered by ScSpec 7 · 0⤊ 0⤋
1.Law of conservation of mass.
2.Nate could be accidentally done two things:
a)spilt acids which causing evolvation of carbon dioxide.
b)spilt water,causing some of them dissolved and flows out from the apparatus.
2007-12-28 01:51:53 · answer #2 · answered by William 3 · 0⤊ 0⤋
hey kid- do ur own homework...Im done with that shiznit! hehehe
2007-12-28 01:38:16 · answer #3 · answered by TOASTEE 6 · 0⤊ 0⤋
your power is getting wet my friend!
2007-12-28 01:37:56 · answer #4 · answered by John M 6 · 0⤊ 0⤋