The liquid was a solution.
Which of the unknown colorless solutions is (are) acidic
=unknown 1: silicon/unknown 2: neon/unknown 3: rubidium/unknown 4: krypton/unknown 5: gold/unknown 6: strontium/unknown 7: magnesium/unknown 8:cesium/unknown 9: thallium==are those the answers?=
what is the unknown substance of a glass of milk for a week
Analytical chemistry is concerned with investigation of the quantitative and/or qualitative characteristics of a given sample. For instance, an analytical chemist may qualitatively determine what the various polycyclic aromatic hydrocarbons in a tar sample are, and may also quantitatively analyze the concentrations of each species in the sample.
It is unknown.
Unknown Subject of an investigation or Unidentified Subject of an investigation.
Unknown subject
unknown!!! unknown!!!
Carrying out various tests such as heating or mixing with other chemicals can help to identify unknown materials. Heating can give different smells and different colors.
It is still unknown.
for supporting the wire gauze,container and its contents during the process of heating.. -unknown-
Research Paranormal Children at Play - 2011 was released on: USA: 23 August 2011
The Author is Washington Irving. but that's not the original writer. the original author is unknown.
Exploration is the investigation of unknown regions.
When heating a test tube with any substance in it, you hold it with a test tube holder, pointed away from you and other people.
It is possible to get an original laptop in Chinatown. Always be careful about buying things from unknown vendors.
ADVANTAGES: 1) The purpose of exploratory research is to know the unknown 2) It narrows down the scope of investigation