<span>1) 0.2M ferric nitrate is added gradually to 1M sodium hydroxide. In result, a red precipitate appears. The precipitate is ferric hydroxide.
2) </span><span>0.2M potassium chromate is added gradually to 0.05M lead acetate. in result, a yellow precipitate appears. The precipitate is called potassium acetate.
The common between the two is that the colors originated from one of the reactants. </span>
Answer:
The salt water, bc the salt water substances little life forms in the water so that there is not a lot of living form in the salt water
Greater rainfall has an greater increase on the rate of chemical weathering. Rain is a form of precipitation.
The emperical formula for benzene (C6H6) is “CH”.