FALSE t(n.n)
FALSE t(n.n)
Fire polisihing is used for the polishing of glass tube ends or other glass laboratory components; it is possible to use this method also for plastics.
manganometry method is best method for phyrolosit ore . in manganometry test use sodium oxalat salt and potasium permanganat (for titration)
The results cannot be applied to human beings.
A TITRATION is a laboratory method used to determine the concentration of an acid or a food in a solution.
when psychologists observe behavior in a laboratory rather than in the field.
There are many methods of the data collection: 1. experimental method in the laboratory 2. survey method
Ethane is prepared in the laboratory by the heating of ethanol
A description of the method and reagents is at this link.
FALSE t(n.n)
FALSE t(n.n)
Fire polisihing is used for the polishing of glass tube ends or other glass laboratory components; it is possible to use this method also for plastics.
manganometry method is best method for phyrolosit ore . in manganometry test use sodium oxalat salt and potasium permanganat (for titration)
A validation study is a type of research that assesses the validity of a measurement tool or instrument, such as a questionnaire or test. It aims to confirm that the tool is accurately measuring what it is intended to measure. Validation studies often involve comparing the results of the tool with other established measures to demonstrate its reliability and effectiveness.
The results cannot be applied to human beings.
prove that the hypothesis is wrong