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JordanUrea concentration can be determined by classical titration using a known concentration of a titrant such as sulfuric acid. A pH indicator like methyl orange or phenolphthalein is used to detect the endpoint. The amount of titrant required to neutralize the urea solution can then be used to calculate the concentration of urea present.
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What is the concentration of solution which contains 16g of urea in 120g of solution?
The concentration of the solution is calculated by dividing the mass of solute (urea) by the total mass of the solution and then multiplying by 100%. In this case, the concentration of the solution containing 16g of urea in 120g of solution would be 16g / 120g * 100% = 13.3%.
What is the formula to calculate urine urea nitrogen?
The formula to calculate urine urea nitrogen (UUN) is: UUN (g/day) = Urine urea concentration (mg/dL) × Urine volume (mL/day) / 1000.
How would the steps of this tracing differ if the urea were recycled?
If urea were recycled, the steps of the tracing process would involve monitoring the input and output of the recycled urea stream. This would require analyzing both the incoming urea feed and the output urea product to ensure that the recycling process is functioning effectively. Additionally, measurements of the concentration of urea in the recycling loop would be necessary to track its flow and potential losses.
Can you mix calcium chloride with urea?
It is not recommended to mix calcium chloride and urea together as they can form a complex chemical reaction that may release toxic gases. Additionally, mixing these two substances may reduce the effectiveness of urea as a fertilizer. It is best to apply calcium chloride and urea separately according to their intended use.
Is dissolution of urea in water endothermic?
Yes, the dissolution of urea in water is an endothermic process. This is because energy is required to break the hydrogen bonds within water molecules and the urea molecule in order to allow the molecules to mix and dissolve in the solvent.
