Which reaction would cause a decrease in entropy? A. CO(g) + 3H2(g) → CH4(g) + H2009) B. 2NH3(9) ► N2(g) + 3H2(9) O C. 2NOCI(9) + 2NO(g) + Cl2(9) D. 2CC14(9) + O2(g) → 2C0C12(9) + 2Cl2(9)​

Drag each number to the correct location on the equation. each number can be used more than once, but not all numbers will be used. balance the equation with the coefficients. 2 3 4 5 kclo3 -> kcl + o2

Which other elements contain the same number of outer electrons as sodium

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)