hydronium ions
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The litmus paper will turn red.
urea is a basic.If we verify with a strip of red litmus paper it turns blue
Red, it turns blue in base.
There are a couple of different things this could mean. I'll try to address them all. Litmus paper is a strip of blotting paper soaked in a solution of an indicator called litmus. Litmus turns blue in the presense of basic solutions, and red in the presence of acidic solutions. If you use a strip of litmus paper to check on the acidity (or alkalinity) of a solution, it may change color. This color will probably slowly fade over time as the litmus reacts with acids or bases in the air, such as vinegar fumes or ammonia, until it reaches the sort of grayish state of neutral litmus. Exposing it to another acid or alkali should bring the color back. Also, if you immerse a strip of litmus paper in a solution, some of the litmus in the paper may leach out. This isn't likely to cause a dramatic fading, but it could be noticeable over time, especially if you keep using a single strip of litmus paper and rinsing it after each use.
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The reagent strip is a strip of paper impregnated with a specific chemical reagent for a chemical determination.
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A fraction strip is simply a paper used to find fractions of a whole.
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YES!! it maders!!
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It turns red.
will stay normal
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