Chemistry, 26.09.2019 17:00, trippie4life
Why do some metals lose their shine over time but gold does not?
Answers: 1
Chemistry, 21.06.2019 16:00, saby30
Silica, sio2, is formed on silicon as an electrically insulating layer for microelectronic devices. silica is formed when silicon is exposed to o2 gas at an elevated temperature. at 900Λc, it takes 90 minutes for the oxygen to diffuse from the surface to form a 0.06 micron (0.06 x 10-6 m) thick layer of sio2 on
Answers: 1
Chemistry, 22.06.2019 08:40, kellymcdow5135
For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate
Answers: 3
Why do some metals lose their shine over time but gold does not?...
Mathematics, 19.11.2019 02:31