Forum Forums Class 7 Science Physical and Chemic... Notifications Clear all Physical and Chemical Changes Page 1 / 2 1 2 Next Votes & Answers Question Question Status 0 1 170 Anaerobic bacteria digest animal waste and produce biogas (Change-A). The biogas is then b... By Satkriti Roao, 3 years ago replies 1 0 1 163 The gas we use in the kitchen is called liquified petroleum gas (LPG). In the cylinder, it... By Satkriti Roao, 3 years ago replies 1 0 1 162 Explain why rusting of iron objects is faster in coastal areas than in deserts. By Satkriti Roao, 3 years ago replies 1 0 1 224 Explain how painting an iron gate prevents it from rusting? By Satkriti Roao, 3 years ago replies 1 0 1 179 Describe how crystals of copper sulphate are prepared. By Satkriti Roao, 3 years ago replies 1 0 1 215 Explain why burning of wood and cutting it into small pieces are considered as two differe... By Satkriti Roao, 3 years ago replies 1 0 1 191 How would you show that setting of a curd is a chemical change? By Satkriti Roao, 3 years ago replies 1 0 1 148 When a candle burns, both physical and chemical changes take place. Identify these changes... By Satkriti Roao, 3 years ago replies 1 0 1 213 When baking soda is mixed with lemon juice, bubbles are formed with the evolution of a gas... By Satkriti Roao, 3 years ago replies 1 0 1 171 When carbon dioxide is passed through lime water, it turns milky due to the formation of .... By Satkriti Roao, 3 years ago replies 1 Page 1 / 2 1 2 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
