The calorimeter is prepared with 44.96 g of water, both at 22.6 Celsius. 2.42 g of salt are dissolved in the water ( note the total solution mass) and the temperature falls to 19.9 Celsius . Calculate the heat of the solution for the salt. If the salt is potassium chloride, calculate...

standardization of KMnO4 Mass of H2C2O4.2H2O(MW=126g/mol),g------->0.25 Initial buret reading, mL-------------------------->0 Final buret reading, mL--------------------------->43 Volume of KMnO4 solution used, mL------------>43 Moles ofo oxalic acid used------------------------>0.002 Moles...

So I meet this girl about a month ago, she was cool and everything then I asked her to be my girl friend then she agreed. About 5 days ago we broke up and she got with her ex and they had sex on her period and he came in her. And now she says she don't want me back because she might be pregnant...

Can someone help me with this problem? A solution of calcium hydroxide required 26.42 ml to neutralize .914 g of potassium hydrogen phthalate. What was the molarity of the calcium hydroxide solution? This equation is given: Ca(OH)2 + 2KHC8H4O4= CaC8H4O4+ K2C8H4O4 + 2H2O The molarity of...