2. Why is the saline solution important? Minerals: A mineral is an inorganic solid structure arranged in an orderly and fashioned manner that occurs naturally due to geological processes such as volcanicity and earthquakes. Examples of minerals are gold, diamond, p...
Consider the reaction between 0.156 L of 0.105 M magnesium nitrate and 0.166 L of 0.106 M potassium hydroxide. a) What mass of precipitate will form? b) What is the concentration of nitrate ions left in the solution after the reaction is complete?What happens when sodium...
Explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. Why is 5% NaOH insoluble in HCl? Why is the ionic compound NaCl (table salt) able to dissolve in a glass of the molecular compound water (H_2O)?
b) water forms a protective coating on it c) to make it durable d) to save it from catching fire Alkali Metals: Alkali metals are the elements that belong to Group 1 of the periodic table. These elements all have...
Dibutyl phthalate is type of compound that is used widley in form of a plasticiser. The formula of the given compound is composed of sixteen atoms of carbon and twenty two atoms of hydrogen along with four atoms of oxygen. Answer and Explanation:...
Explain why 1-hexanol would be soluble or insoluble in water. 1. Why is potassium hydroxide used to dissolve the aluminum? Why not sulfuric acid? 2. What does "amphoteric" mean? Why doesn't the indicator affect the titration results in the standardization of NaOH with standard...
Why is magnesium hydroxide a much more effective antacid than calcium and barium hydroxide? What effect would sodium chloride have on the freezing point of the cyclohexane? Explain. Will the given solid compound dissolve in water? Why or why...
The process of depositing a layer of zinc on iron is called A) Ionization B) Crystallization C) Galvanization D) Neutralization Zinc displaces gold in seawater present in the form of gold (III) hydroxide. The structure of fluorite (CaF_2) may be considered as a simple...
Why not silicon, which is also in the 4th group of the periodic table? Why is the term molecular mass inappropriate for NaCl? 1. Why is potassium hydroxide used to dissolve the aluminum? Why not sulfuric acid? 2. What does "amphoteric" mean? Why is ethanol a poor electrical conductor?