Question

help questions will be comments

Answer 1

what does the A with a line under it mean? and what does lines with a half point over eachother mean?

Answer 2

@ghazi

Answer 3

didn't get your question, sorry dude :(

Answer 4

on the second one here are my choices
heat must be applied
an incomplete combustion reaction has occurred
a gas is formed by the reaction
the reaction is reversible

Answer 5

on the first one
Heat is supplied to the reaction.
A catalyst is needed.
yields
precipitate

Answer 6

@mukushla

Answer 7

how about you draw what you exactly mean

Answer 8

@ghazi

Answer 9

@CliffSedge

Answer 10

Ah, chem symbols . . I know an up arrow is gas released, a down arrow is precipitate forms, a triangle underneath is heat added . . . hmmm.

Answer 11

so number 1 is heat added and number 2 is precipitate

Answer 12

No, precipitate is an arrow pointing down, a double arrow is reversibility.