How much do 7.83 × 10^22 molecules of water weigh? answer in units of g.

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

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next