B) Clasifica las siguientes reacciones químicas apareando con el número que le corresponda. 1- Síntesis NaOH + HCL → NaCL + H2O
2-Descomposición AgNO3 + KCL → KNO3 +AgCL 3- Doble descomposición 2Na +CL → 2NaCL
4- Desplazamiento FEO2 → FE + O2
5- Doble desplazamiento AgNO3 + HCL → AgCL + HNO3
6-Neutralizacion Mg + CuSo4 → MgSo4

Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Modern weaponry has increased the number of deaths in wars and violent conflicts.