How do i calculate the molar volume of hydrogen gas with error propagation. it is a lab in which we added mg to hcl that had water. hcl being our limiting reagant. i know the temperature, pressure and the beginning vol as well as the end vol.
mg(s) + 2 hcl(aq) --> h2 + mgcl2(aq)

Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

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

Using the periodic table, complete the table to describe each atom. type in your answers