Forum Forums Class 9 Science Atoms and Molecules Notifications Clear all Atoms and Molecules Page 14 / 15 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Next Votes & Answers Question Question Status 0 1 118 What are polyatomic ions? Give examples. By Trisha Dave, 5 years ago replies 1 0 1 142 When 3.0 g of carbon is burnt in 8.00 g oxygen, 11.0 g of carbon dioxide is produced. What... By Trisha Dave, 5 years ago replies 1 0 1 162 A 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g o... By Trisha Dave, 5 years ago replies 1 0 1 113 Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given atomic mas... By Trisha Dave, 5 years ago replies 1 0 1 143 If one mole of carbon atoms weighs 12 gram, what is the mass (in gram) of 1 atom of carbon... By Trisha Dave, 5 years ago replies 1 0 1 144 Calculate the formula unit masses of ZnO, Na2O, K2CO3. Given atomic masses of Zn = 65 u, N... By Trisha Dave, 5 years ago replies 1 0 1 181 Calculate the molecular masses of H2, O2, Cl2, CO2, CH4, C2H6, C2H4, NH3, CH3OH. By Trisha Dave, 5 years ago replies 1 0 1 133 How many atoms are present in a (i) H2S molecule and By Trisha Dave, 5 years ago replies 1 1 1 129 What is meant by the term chemical formulae? By Trisha Dave, 5 years ago replies 1 1 1 246 Write down the names of compounds represented by the following formulae: (i) Al2(SO4)3 (ii... By Trisha Dave, 5 years ago replies 1 Page 14 / 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
