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Qual é a fórmula química do ácido silícico?

A fórmula química do ácido silícico é H4SiO4.


Identify the Qual II cation that is confirmed present in a test solution as a result of the formation of a soluble complex ion?

The Qual II cation that is confirmed present in a test solution through the formation of a soluble complex ion is mercury (Hg2+). Mercury forms a soluble complex ion with excess chloride ions to make [HgCl4]^2-, which is a confirmation test for mercury in qualitative inorganic analysis.


What does ethanol quant and hcg qual urine mean?

Ethanol is another word used to describe alcohol and quant would be a shorthand word for quantity. Hcg's formal word is Human Chorionic Gonadotropin, and qual is another shorthand term meaning qualitative. Those are test results expressed in terms of the presence or absence of a property or condition. Both of these tests require urine.


What is hydrochlorot 25mg tab qual?

Hydrochlorothiazide 25mg tablet is a medication commonly prescribed to treat high blood pressure and fluid retention. It works by increasing the amount of urine produced, which helps to lower blood pressure and reduce swelling. It is a diuretic, or water pill, that helps the body get rid of excess salt and water.


Qual a formula mais provavel do composto ionico formado entre um metal alcalino X e o atomo de nitrogenio?

A fórmula mais provável do composto iônico formado entre um metal alcalino X e o átomo de nitrogênio seria X3N, onde o metal alcalino X tem uma carga positiva de +1 e o nitrogênio tem uma carga negativa de -3, resultando em uma neutralidade elétrica na fórmula do composto.