What is the new concentration of a solution after 250mL of 2.5M sulfuric acid is diluted to a final volume of 700mL? show your work

When a septic tank backs up a goes in to clean it out

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign

What is the percentage of hydrogen in c2h4