A 676 mL gas sample at STP is compressed to a volume of 157 mL, and the temperature to 27 Celsius. What is the new pressure of the gas in Pa?

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.

What are the constituent metals of stainless steel?

Which proportionality applies to avogadro’s law?