Forum Forums Class 9 Science Atoms and Molecules Notifications Clear all Atoms and Molecules Page 3 / 15 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Next Votes & Answers Question Question Status 0 1 310 (a) What is the significance of the symbol of an element? Explain with the help of an exam... By BidishaKashayap1333, 4 years ago replies 1 0 1 277 State the various postulates of Dalton’s atomic theory of matter. (b) Which postulate of D... By BidishaKashayap1333, 4 years ago replies 1 0 1 296 State the law of constant proportions. Give one example to illustrate this law. By BidishaKashayap1333, 4 years ago replies 1 0 1 142 State the law of conservation of mass. Give one example to illustrate this law. By BidishaKashayap1333, 4 years ago replies 1 0 1 307 Calculate the molecular masses of the following compounds: (a) Hydrogen sulphide, H2S (b) ... By BidishaKashayap1333, 4 years ago replies 1 0 1 148 Calculate the molecular mass of hydrogen bromide (HBr). By BidishaKashayap1333, 4 years ago replies 1 0 1 255 Calculate the molecular mass of chloroform(CHCl3). By BidishaKashayap1333, 4 years ago replies 1 0 1 247 Calculate the molecular mass of Nitric acid, HNO3. By BidishaKashayap1333, 4 years ago replies 1 0 1 273 Calculate the molecular mass of ethanoic acid, CH3COOH. By BidishaKashayap1333, 4 years ago replies 1 0 1 316 Calculate the molecular masses of the following compounds: (a) Methanol CH3OH (b) Ethanol,... By BidishaKashayap1333, 4 years ago replies 1 Page 3 / 15 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 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
