Is iron rusting a chemical or physical change? A) Chemical B) Physical C) Both A and B D) None of the above When iron rusts in the presence of oxygen and water, which of the following is occurring? a) Physical property b) Chemical property c) Physical change d) Chemical ...
Rust is iron oxide (Fe2O3). Thus, rust and iron are not the same substance. Rust is different from iron on which it gets deposited. Rusting of iron is a chemical change (because a new substance ‘iron oxide’ is formed in this process). ...
the rusting of iron c. the baking of a potato d. the explosion of nitroglycerin Is iron rusting a chemical or physical change? A) Chemical B) Physical C) Both A and B D) None of the above Which of the following is a physical change? a. Steam is cond...
ChangeIronPhysicalRusting Replies: 2 Forum:Biology and Chemistry Homework Help G The reaction of rusting iron and the heat produced Homework Statement 4Fe+3O2=2Fe2O3 deltaH=-1.65 x 10^3kJ If there are 15.7 grams of iron and 7.99 grams of oxygen, how much heat will be produced? Homework...
In life, everywhere can see chemical's shadow. Rusting of the iron and steel, food digestion, fermentation of yogurt sth These are complemented by a mystery chemical. 翻译结果3复制译文编辑译文朗读译文返回顶部 In life, everywhere can see chemical's shadow. Rusting of the iron and steel, food...
In life, everywhere can see chemical's shadow. Rusting of the iron and steel, food digestion, fermentation of yogurt sth These are complemented by a mystery chemical. 翻译结果3复制译文编辑译文朗读译文返回顶部 In life, everywhere can see chemical's shadow. Rusting of the iron and steel, food...