Week 13 Exercise 4 Word to word
Change the first word into the last by changing one letter each time to form a new word.
time = can be found on floors. melt = we often eat it. fill = use on your nails next = goes with tidy.

its mg hope this

the potential energy of the reactants is 200j.

from the energy diagram, the energy of the product formed is 350j; this means that, this reaction is an endothermic reaction, because it absorbs energy from its environment.

it is the most commonly accepted one