Submit answer by ummul liyana https://padlet.com/ummulliyana/5rtgv7nluzp0th2e Please submit your answer here and don't forget to write your name. en-us 2023-07-24 05:02:01 UTC 2023-07-24 06:23:00 UTC hello@padlet.com U'MMUL LIYANA SYAHIRAH ummulliyana https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650025713 I. chemical changes  
II. It is because two substances react together to make a new substance. When iron rusts, iron molecules react with oxygen molecules to make a compound called iron oxide.  
III. By applying oil, grease, or paint, the surface gets a waterproof coating, and the moisture and oxygen cannot come into direct contact with the iron article. Hence, rusting is prevented. 
]]> 2023-07-24 05:09:40 UTC https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650025713 AIN KHAIRANI BINTI MOHD MOKHTAR ummulliyana https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650026838 I. chemical changes  
II. It is because two substances react together to make a new substance. When iron rusts, iron molecules react with oxygen molecules to make a compound called iron oxide.  
III. By applying oil, grease, or paint, the surface gets a waterproof coating, and the moisture and oxygen cannot come into direct contact with the iron article. Hence, rusting is prevented. 
]]> 2023-07-24 05:12:23 UTC https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650026838 WAN NUR NATASHA BINTI WAN AZIZ ummulliyana https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650026962 I. chemical changes  
II. It is because two substances react together to make a new substance. When iron rusts, iron molecules react with oxygen molecules to make a compound called iron oxide.  
III. By applying oil, grease, or paint, the surface gets a waterproof coating, and the moisture and oxygen cannot come into direct contact with the iron article. Hence, rusting is prevented. 
]]> 2023-07-24 05:12:40 UTC https://padlet.com/ummulliyana/5rtgv7nluzp0th2e/wish/2650026962