Emergeny, chemistry help Hey guys im in gr 11 and i need help in chem we did a lab and reacted Iron and Copper (ii) sulfate but nothing happened even though iron is higher on the activity series same with aluminum and copper (ii) sulphate can anyone please tell me why they didnt react ?
Chemistry lab help Hey guys we did a lab today and i have some questions that i dont get 1. Suggest 3 reasons why actualy yield was not 100%. reaction was CaCl2+Na2CO3 > CaCo3 2NaCl 2. Suggest 4 ways of improving ur lab techniques to obtain higher percentage yelid. 3. Unbeknownst to a chemist, the limiting reactant in a certain chemical reaction is impure. How will this affect the percentage yeild of the reaction? explain really dont get these any help will be appreciated
Chinese robbers beaten anyone know the link to the video of where 2 chinese robbers get beaten by the store owners ? i wana see it and i know it was posted here a while ago