Which technology is shown in the diagram? A. Polymerase chain reaction
B. Remote sensing
C. Biostimulation
D. Gel electrophoresis

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 →

Calculate the number of molecules present in 0.750 mol of mgo.

The ammonia molecule in the diagram has the observed bond orientation because