4. Different kinds of wood have different densities. The density of oak wood is generally 0.7 g/cm3. If a 35 cm3 piece of wood has a mass of 25 g, is the wood likely to be oak?

Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

Esign techniques and materials that reduce the negative environmental impact of a structure are referred to as

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5