It is called a rough indicator because it only gives an answer for one of two things: is this an acid or a base. More information will be needed as to what acid or base is it.
A pH indicator paper can be used to tell if a solution is acidic or basic and the rough pH range can be known
shattered diamond in the rough
accuracy of the pH paper. my school used pH indicator paper, and it only gave us rough estimates of the pH based on the color the strip would turn. so instead of 4.36, we got 4. this caused a lot of percent error and it also caused the pKa to be less accurate, which means the Ka was less accurate.
hard and rough
pH paper and MetersAdvantages:1. They give you a numerical value of the pH2. pH meters can give you the exact pH3. They give you an idea as to how acidic and basic the substance isDisadvantages:1. They are too expensive2. pH papers only give you a rough estimate3. pH meters need to be calibrated
A pH indicator paper can be used to tell if a solution is acidic or basic and the rough pH range can be known
No, sand paper is rough.
Abrasive paper is also called emery paper or "sand" paper. It a sheet of strong paper onto which some glue is pasted on one side and into this wet clue particles of sand (or other rough material) are stuck. Once the glue dries, the rough side of the paper can be used to rub (and smooth) an object (or file your nails).
Glass paper is made of glass and is more rough and sandpaper is made of sand which is less rough
Oslo paper is a kind of a paper which is thick and it has a rough surface
Rough side up
I had a rough day in school. the material of the construction paper was rough.
a rough draft
The drafting stage is when you would write a rough draft. At this stage you do not worry about grammar, but focus on the creating the paper.
Paper with a rough, decorative edging, as often occurs when making paper by hand.
Crude fiber is a rough indicator on how much energy is in the feed.
sand paper