Which of the following equations are exothermic or endothermic?
`H_2(g) +Cl_2(g) rarr 2HCL (g)+ 185kJ`

Which of the following equations are exothermic or endothermic? N_2(g) +O_2(g) +180 kj gives 2NO(g)

the following equations are exothernic or endothermic? H_2O (s) rarr H_2O(l)- 6.0 kJ

Which of the following equations are balanced? Zn+HCl rarr ZnCl_2 +H_2

Predict which of the following reaction(s) has a negative entropy change? I. CH_(4)(g) +2O_(2)(g)rarrCO_(2)(g)+2H_(2)O(l) II. NH_(3)(g)+HCl(g)rarrNH_(4)Cl(s) III. 2KClO_(4)(s) rarr2KClO_(3)(s)+O_(2)(g)

Write balanced equations for the following reaction : Te (s) + Cl_2 (g) rarr

Balance the following equations. (i) H_2S (g) + SO_2 (g) rarr S (s)+ H_2O (l)

which of the following reations are examples for heterogeneous catalysis ? 2H_(2)O_(2)(l)overset(MnO_(2)(s))to2H_(2)O(l)+O_(2)(g) , 2SO_(2)(g)+ O_(2)(g)overset(NO(g))to 2SO_(3)(g) , 2SO_(2)(g)+ O_(2)(g)overset(NO(g))to 2SO_(3)(g) , CH_(3)COOC_(2)H_(5)(aq)+H_(2)O(l)overset(HCl(aq))toCH_(3)COOH(aq.)+ C_(2)H_(5)OH(aq.) .

Complete the following reaction : NaOH (hot, conc.) + Cl_2(g) rarr

Balance the following chemical equations and identify the type of chemical reaction: Mg(s) +Cl_2(g) rarr MgCl_2(s)