Chemistry, 17.06.2020 06:57 lolmaster101
A scientist wants to use a model to help present the results of his detailed scientific investigation. Why would a model be useful?
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 19:30, amandamiro05
Helium decays to form lithium. which equation correctly describes this decay?
Answers: 2
A scientist wants to use a model to help present the results of his detailed scientific investigatio...