Answers: 2
Chemistry, 22.06.2019 18:30, kate3887
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 22.06.2019 20:20, catchonyet
Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) ā> 2h20(0) + 2502(9) 4fes2+1102 ā> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
Answers: 1
How are waves reflected, absorbed, or transmitted through materials such as air?...
History, 14.11.2019 01:31
Mathematics, 14.11.2019 01:31
History, 14.11.2019 01:31
Mathematics, 14.11.2019 01:31