Choose the correctly written and balanced chemical equation for the word equation below.
An aqueous solution of sodium iodide is added to
aqueous lead (II) nitrate to produce solid lead (II) iodide
and aqueous sodium nitrate.

Express the following number in scientific notation. 0.026890 =

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2