cho 1,2g Mg tác dụng vừa đủ với 0,25 mol dung dịch H2SO4 vừa đủ. khí sinh ra duy nhất sau phản ứng là

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)

At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?

What type of context clue you understand the meaning of  quandary?