Answer:2
Step-by-step explanation:
.9x+6.8
.65x+7.3
Find x by graphing it
Answer:
14.8-16x
Step-by-step explanation:
2x+14-18x+0.8
14.8-16x
Answer:
Because the kind of compounfds that you try to determine using paper chromatography (organic compounds) are usually not soluble in water. Furthermore, water could react chemically with some of this compounds, because it's a very reactive molecule. You need organic solvents that are mostly inert.
Answer:
Question 18
=$3.33
Step-by-step explanation:
i)
26/100 x 4.5
=1.17
(the discount price)
ii)
$4.5-$1.17
=$3.33
