Questions LLC
Login
or
Sign Up
Ask a New Question
T.mam
Questions and answers by visitors named
T.mam
Questions (9)
You want to make up a 0,100 mol.dm^-3 sodium carbonate solution. You have a 200ml volumetric flask and a bottle of sodium
2 answers
72 views
20,0 g MgCl2 and 20.0 g NaCl are mixed together and dissolved in water to make up 2,00 dm^3 of solution. Calculate the
2 answers
78 views
70,0 cm^3 of a sodium hydroxide solution ( concentration= 0,180 mol•dm^-3 ) reacts completely with 30,0 cm^3 of a sulfuric
2 answers
122 views
70,0 cm^3 of a sodium hydroxide solution ( concentration = 0,180 mol•dm^-3 ) reacts completely with 30, 0 cm^3 of a sulfuric
7 answers
117 views
70,0cm^3 of a sodium hydroxide solution ( concentration= 0,180 mol•dm^-3 ) reacts completely with 30,0 cm^3 of a sulfuric acid
4 answers
112 views
In preparing a standard alkaline solution, a learner dissolve 14,0 g of potassium hydroxide in 1,00 dm^3 of water. In a
7 answers
104 views
A sample of a compound of nitrogen and oxygen contains 1,52 g of N and 3,47 of O. The molar mass of the compound is between 90 g
2 answers
79 views
What is term mole
2 answers
30 views
A company buys computers at a cost of 4 million. They expect to replace the computers at the end of 4 years. What annually rate
5 answers
61 views
Answers (1)
Write down the depreciated value of the computers year by year for the 4 years
