Chemistry, 28.11.2019 20:31 dpranavesh446
The oxidation of both cu and zn (both present in a penny) with nitric acid generates complex ions of cu and zn in solution. it also produces nitrogen dioxide, a brown, toxic gas. for this reason, where must the dissolving of the penny be carried out?
Answers: 1
Chemistry, 22.06.2019 17:50, kaylamount
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
The oxidation of both cu and zn (both present in a penny) with nitric acid generates complex ions of...
Mathematics, 07.10.2019 20:40
History, 07.10.2019 20:40
Mathematics, 07.10.2019 20:40
History, 07.10.2019 20:40
History, 07.10.2019 20:40