Need the answers with work for these 3 questions so please help 1. How many moles of iron would have been used up if 45.0 grams reacted?

2. How many grams of copper () chloride would be produced if 6.85 moles were reacted?

3.How many grams of iron were used if 5.95 * 10 ^ 23 atoms of iron reacted?

Which of these reactions are redox reactions? check all that apply. cd + hcl → cdcl2  + h2cucl2  + na2s → 2nacl + cuscaco3  → cao + co2          2zns + 3o2  → 2zno + 2so2          ch4  + 2o2  → co2  + 2h2o

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?