Skateboarder left at 3:40 pm. The skateboarder arrived at 4:55 pm. How much time did it take for him to get there?

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

The three types is stress that act on earths rocks are compression, tension, and

Is powdered sports drink ionic or covalent ? 10pts !