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The pH of a solution is 3.72. What is the OH⁻ concentration in the solution?
If an ideal gas law has apressure of 7.19atm a temperature of 99.8 celcius a volume of 64.87centimetre cube. find the number of moles
the following name are never used in the iupac system .1,3 dimethylpropane
At STP a certain mass of gas occupies a volume of 800 cm cube find the temperature at which the gas occupy 900 cm cube and has a pressure of 675mmhg
The study of chemistry deals with all of the following EXCEPT: A. the energy changes that occur with matter B. changes in matter C. matter D. velocity
Consider a cylinder filled with a gas to which a piston is attached what will happen to the: A; gas molecules, if the temperature is increased? B; piston if the temperature is raised? C; pressure, if the piston is fixed in place and the temperature is raised?
How can you use a flame test to distinguish between hard and soft water
0.20 g of x an vaporisation gave 400cm cubed of vapour measured at 100 celsius and a pressure of 100kpa. the relative molecular mass is.............
0.20 g of x an vaporisation gave 400cm cubed of vapour measured at 100 celsius and a pressure of 100kpa. the relative molecular mass is.............
mom is in the kitchen and she is cooking my favorite food today. after eating my breakfast I headed to my room to do my homework in science. the question is how much energy needed to convert 0.02 kg ice at 0 degree Celsius To steam at 100 degrees Celsius
