What reaction is number 10? All I need is the last question answered. Thanks in advance!

1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?