A block of wood has the mass of 180 grams. it is 10 cm long,6 cm wide and 4 cm thick. what is it’s density?

Predict the products butane (c4h10) + oxygen —>

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

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?