Identify the following examples as either physical or chemical change. (Ill give brainliest if right)

In this synthesis reaction what products will form

1. calculate the approximate enthalpy of the reaction in joules. estimate that 1.0 ml of vinegar has the same thermal mass as 1.0 ml of water. iqnore the thermal mass of th sodium bicarbonate. note: it takes about 4.2 joules () to change 1.0 gram (1.0ml) of water 1.0 c

There are main groups in the modern periodic table of elements