What is the value of `K_(w)` ? What are its units?

What is the average value of g and what is its unit?

At 90^(circ)C , the concentration of H_(3)O^(+) inpure water is 10^(-6) mol L^(-1) . What is the value of K_(w) at this temperature?

What is power of lens ?What are its units?

What is the value if R when its units are L atm K^(-1) mol^(-1) ?

At 90^(@)C pure water has [H_(3)O^(+)] as 10^(-6) mol L^(-1) . What is the value of K_(w) at 90^(@)C ?

At 90^(@)C , pure water has [H_(3)O^(+)] as 10^(-6) mol L^(-1) . What is the value of K_(w) at 90^(@)C ?

At 90^(@)C pure water has [H_(3)O^(+)] as 10^(-6) mol L^(-1) . What is the value of K_(w) at 90^(@)C ?

At 90^(@)C , pure water has [H_(3)O^(o+)] = 10^(-7)mol L^(-1) . What is the value of K_(w) at 90^(@)C ?