The pH scale is used to measure how acidic or alkaline something is.
Hope that helped you!
BRAINLIEST??
Whats the question? Im not sure what your asking
Answer:
foetus, baby, child, adolescent, adult and old person
Explanation:
eeet eez wut eeet eez
Answer:
168°C is the melting point of your impure sample.
Explanation:
Melting point of pure camphor= T =179°C
Melting point of sample =
= ?
Depression in freezing point = 
Depression in freezing point is also given by formula:

= The freezing point depression constant
m = molality of the sample = 0.275 mol/kg
i = van't Hoff factor
We have:
= 40°C kg/mol
i = 1 ( non electrolyte)




168°C is the melting point of your impure sample.
Answer:
Oasis
Explanation:
An area in the desert that has water in it is called an oasis.