KOH(s) ---> K+ (aq) + OH(aq), AH --56.3 kJ/mol 1.63g of KOH are added to 45.7 g of water at 18.6°C in a calorimeter. What is the final temperature, in degrees Celsius, of the solution?

[08.05] which answer provides the correct name for name the following hydrocarbon? (2 points) moving left to right: a hydrocarbon chain made of a methyl group (ch subscript three) single bond carbon triple bond carbon single bond ch bonded to a methyl group (ch subscript three) and a chain including a methelyne group (ch subscript two) single bond methyl group (ch subscript three). 4-ethyl-2-pentyne 4-methyl-2-hexyne 2-heptyne 4-methy-hexane