Calculate the relative humidity if the air contain 2g/m3 at air temperature equal to 35 C : A.100%
B.0.5%
C.50%
D.25%

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2