What is the formula unit mass of k2so4?
What is the formula unit mass of k2so4?
174.259 g/mol
What is the molar mass of CuSO4 5H2O?
249.68 g/mol
How much copper sulfate do you put in a pond?
Crystal, or granular, copper sulfate should typically be dosed at five pounds per acre. Say, for example, that you have a one acre pond. You would mix 5 pounds of granular copper sulfate with 3 gallons of hot water, then spray it over half of your pond, wait a few days, and spray the other half.
How long does it take for copper sulfate to work in a pond?
about 24 hours
What happens when you mix iron and copper sulfate?
Iron displaces copper ions from an aqueous solution of copper sulphate. It is a single displacement reaction of one metal by another metal. In this reaction, metallic iron is converted into ferrous ion (Fe2+) and cupric ion (Cu2 +) is converted into metallic copper. Fe (s) + Cu2 + (aq) —→ Fe2+ (aq) + Cu (s).
What is the other name given to copper sulphate?
Copper(II) sulfate, also known as copper sulphate, are the inorganic compounds with the chemical formula CuSO4(H2O)x, where x can range from 0 to 5. The pentahydrate (x = 5) is the most common form. Older names for this compound include blue vitriol, bluestone, vitriol of copper, and Roman vitriol.
What happens when you mix magnesium and copper sulfate?
When magnesium is placed in copper sulfate solution a redox reaction occurs, causing copper metal to form on the magnesium and the deep blue colour of the solution pales. For example, potassium is so reactive that it is found naturally as a compound rather than a pure metal.
What happens when you put steel wool in copper sulfate solution?
When they had added the steel wool to the copper sulfate solution the colour had changed from a dark silver colour to a reddish brownish colour. These too react to produce copper and iron (ii) sulfate.
Is copper sulfate corrosive to metal?
It is highly corrosive. Another issue with copper sulfate is that it is highly corrosive to steel, iron, and galvanized pipes. It cannot be stored in metal containers and must only come in contact with stainless steel, Monel, or plastic.
What does copper sulfate and iron make?
Fe + CuSO₄ = FeSO₄ + Cu (iron displaces copper in the salt solution; the iron dissolves, turning into solution, and metallic copper of a reddish color is released).
What does steel wool mean?
: an abrasive material composed of long fine steel shavings and used especially for scouring and burnishing.
Do you have to sand between coats of poly?
Allow each coat to dry fully. To give the subsequent poly layers something to bond to, sand lightly between coats with 320-grit sandpaper wrapped around a hard block. Note: The first coat needs the most sanding to appear smooth; don’t worry if it doesn’t look as flawless as you’d like at first.